Top 10 Best Water Straw Filter Survival
of November 2024
1
Best Choice
Waterdrop
Waterdrop
Waterdrop Gravity Water Filter Straw, Camping Water Filtration System, Water Purifier Survival for Travel, Backpacking and Emergency Preparedness, 1.5 gal Bag, 0.1 Micron, 5 Stage Filtration
10
Exceptional
View on Amazon
2
Best Value
miniwell
miniwell
miniwell Gravity Water Filter Straw Ultralight Versatile Hiker Water Filter Optional Accessories. TUV Proven Emergency Kit Hurricane Storm Supplies. (Water Filter with Water Reservoir)
9.9
Exceptional
View on Amazon
3
Practical Survival
Practical Survival
5 High Capacity Emergency Survival Water Straws - Personal Filter for Camping, Hiking, Travel, Biking, Survival, preparedness, Lightweight, Reusable and with no Expiration Date. (5)
9.8
Exceptional
View on Amazon
4
Membrane Solutions
Membrane Solutions
WS02 Water Filter Straw, Detachable 4-Stage 0.1-Micron Portable Water Filter Camping, 5,000L Water Purifier Survival Gear and Equipment for Hiking Camping Travel and Emergency - 1 Pack
9.7
Exceptional
View on Amazon
5
Membrane Solutions
Membrane Solutions
Membrane Solutions Portable Water Filter Straw Filtration Straw Purifier Survival Gear for Hiking, Camping, Travel, and Emergency, Blue, 4 pack
9.6
Exceptional
View on Amazon
6
LifeStraw
LifeStraw
LifeStraw Personal Water Filter for Hiking, Camping, Travel, and Emergency Preparedness, 1 Pack, Blue
9.5
Excellent
View on Amazon
7
Logest
Logest
4 Pack Water Filter Straw - Water Purifying Device - Portable Personal Water Filtration Survival - for Emergency Kits Outdoor Activities and Hiking - Water Filter Camping Travel Survival Backpacking
9.4
Excellent
View on Amazon
8
Logest
Logest
8 Pack Water Filter Straw - Water Purifying Device - Portable Personal Water Filtration Survival - for Emergency Kits Outdoor Activities and Hiking - Water Filter Camping Travel Survival Backpacking
9.3
Excellent
View on Amazon
9
Logest
Logest
2 Pack Water Filter Straw - Water Purifying Device - Portable Personal Water Filtration Survival - for Emergency Kits Outdoor Activities and Hiking - Water Filter Camping Travel Survival Backpacking
9.2
Excellent
View on Amazon
10
NatureNova
NatureNova
Personal Water Filter Straw Outdoor Portable Filtration Emergency Survival Gear Water Solutions Tactical Gear for Hiking Camping Accessories Travel Hunting Fishing Outing Backpacking (2 Pack)
9.1
Excellent
View on Amazon
11
EASY HEALTH SOLUTIONS
EASY HEALTH SOLUTIONS
Water Filter Straw Portable Personal Emergency Filtration Purifier for Camping, Hiking, Travel, Scouting, Hunting, Survival & Backpacking Gear, Filtering Solutions, Family 6 Pack, Includes Tubing
9.0
Excellent
View on Amazon
12
Waterdrop
Waterdrop
Waterdrop Gravity Water Filter Straw, Portable Water Purifier Survival for Camping, Hiking, Backpacking and Emergency Preparedness, Pack of 2
8.9
Very Good
View on Amazon
13
BLYNG
BLYNG
Survival Straw Water Filter 2-Pack - Straw With Filter for Healthy Drinking - Survival Water Filter Blocks 99.99% Microplastics, Water Filter Straw for Hiking & Camping, Survival Straw Water Purifier.
8.8
Very Good
View on Amazon
14
Membrane Solutions
Membrane Solutions
Membrane Solutions Personal Water Filter, Survival Filtration Straw Portable Gear, Emergency Preparedness, Supply for Drinking Hiking Camping Travel Hunting Fishing Family Outing (Camo, 1 Pack)
8.7
Very Good
View on Amazon
About Water Straw Filter Survival
Click here to learn more about these products.
Waterdrop Gravity Water Filter Straw, Camping Water Filtration System, Water Purifier Survival for Travel, Backpacking and Emergency Preparedness, 1.5 gal Bag, 0.1 Micron, 5 Stage Filtration
5-Stage Efficient Filtration With adoption of premium-quality coconut shell activated carbon, 0.1 um ultrafiltration membrane and other raw materials, the Water Filter Straw can effectively reduce harmful substances like chlorine, particulates, sediment, stones, sand, dirt, bad taste odor in water to ensure the water safety and deliver better drinking experience.. Professional Combination Waterdrop Gravity Water Filter Straw with 1.5 gal Gravity-Fed Water Bag is an exclusive water purification combination created for outdoor activities and first aid survival. The large-capacity water bag can hold up to 1.5 Gallons of water at a time, which is about 11 bottles of 500 ml bottled purified water, and can meet the all-day demand for outdoor water drinking.. Longer Lifespan The Waterdrop Filter straw can provide safe drinking water up to 1,400 gallons 5,300 liters, and ensures the maximum water flow rate of up to 700 mlmin to provide more relaxed outdoor water drinking experience.. Recyclable Straw With innovative backwash purifier function, the inside of the Water Filter Straw can be kept clean at all times and it is recyclable, safe and pollution-free. If the water flow decreases or the filter has been used for a long time, you can remove the mouthpiece, flush it with clean water. Standard water bag can be used or pop bottle with thread diameter of 27.5mm can be filled clean water for backwashing the filter straw.. Versatile Uses The Water Filter Straw can be connected with water bags or water bottles to filter water for drinking. Both ends of it can be disassembled and connected with the water bags and the water bottles to offer you clean drinking water anytime anywhere.. Warm Prompt If the gravity bag is used to filter water, turn on the drainage valve first to empty air from the hose before connecting with the straw to avoid no water flow in a vacuum state.. Multi-scene Application As a necessity for outdoor water purification, the Waterdrop Gravity Water Filter Straw is applicable to hiking, camping, domestic and international travel, emergency preparedness tornadoes, rainstorms, earthquakes, floods, etc. to meet the emergency water demand in a variety of situations..
miniwell Gravity Water Filter Straw Ultralight Versatile Hiker Water Filter Optional Accessories. TUV Proven Emergency Kit Hurricane Storm Supplies. (Water Filter with Water Reservoir)
FILTERING MORE - Filters up to 2000 litres of natural fresh water without using any chemicals. 2000L clean and drinkable water in the backpack on the go.. GRAVITY WORK - Take use of gravity for filtration. Threads on filter both sides. The whole filtration system can be connected inline. Set up and hang it on the tree. The filtration process is automatic without watching.. BACKFLUSHING WITH EASE - Water filter lifespan can be extended by clean water backwash. Inverting clean water collapsible bottle supplied can backwash the filter immediately. A syringe for backflush is needless.. ENDURABLE WATER BLADDER - Food-grade premium quality materials. The water bladder passed the pneumatic pressure test. Slidelock design reservoir with a wide-mouth opening for fast, easy filling. Convenient and comfortable carry handle. It is not a laundry bag as other brands used.. ULTRA-LIGHT AND VERSATILE - L630 water filter can be screwed on 28mm thread disposable bottle. The entire system weighs 0.8 pounds. BUY WITH CONFIDENCE Lifetime guarantee..
5 High Capacity Emergency Survival Water Straws - Personal Filter for Camping, Hiking, Travel, Biking, Survival, preparedness, Lightweight, Reusable and with no Expiration Date. (5)
Humans can live 3 days without water but 1 gallon the recommended daily water intake weighs over 8lbs. When you are on the move, chances are you'll be able to find water somewhere, just not the kind you can drink safely.. Our filters weigh only 2oz and measure 8 inches long, so you can take it with you anywhere. Be prepared when camping, hiking, enjoying the outdoors, or when facing stressful situations such as natural disasters, national supply chain issues, accidents, or just about anything.. Each of the 5 filters in this pack removes 99.99 of waterborne bacteria such as E. coli and legionella, and 99.99 of waterborne parasites such as giardia and cryptosporidium. Removes the smallest microplastics found in the environment down to 0.1 micron.. The lifespan of each filter can reach up to 1100 gallons, depending on how much sediment you're trying to filter and how well you maintain it in between use the average person drinks 182.5 gallons of water per year.. Keep this lightweight water filter on you at all times when backpacking, fishing, hiking, camping, hunting, or exploring the wilderness. Keep a set of filters in your car during travels, bugout or EDC bag just in case.. Perfect for emergencies or disaster preparedness such as power outages, hurricanes, roadside car or RV breakdowns, earthquakes, floods, or storms. Keep a set of filters in your car during travels, bugout or EDC bag just in case.. Whether you are enjoying nature or in times of emergency and stress, proper hydration will ensure you are in the best shape possible. Our filters are chemical and BPA free, and each raw material used in its components meet US Food and Drug Administration regulations and standards.. Each filter is manufactured under rigorous quality control standards and tested regularly for performance, so you can rely on it when you need it most..
WS02 Water Filter Straw, Detachable 4-Stage 0.1-Micron Portable Water Filter Camping, 5,000L Water Purifier Survival Gear and Equipment for Hiking Camping Travel and Emergency - 1 Pack
Innovative Detachable Design Our WS02 water filter straw now is the only detachable straw on the market, both ends can be disassembled. That means it just needs to replace the filter element anytime and anywhere, no need to replace the straw tube shell frequently, which is truly reusable, money-saving, and more environmentally friendly. SGS certificated, Test Report NBF21-004693-01.. Superior Backwash Solution Detachable mouthpiece connects with the common bottle for backwashing, no need for an extra syringe, make cleaning easier. Camping water filter does not expire like water purification tablets and does not require batteries, very easy to use.. 4-Stage Filtration Our backpacking water filter is made up of 0.1-micron hollow fiber ultrafiltration membrane, coconut shell GAC filter, and double PP fiber filter. Removes 99.99999 of escherichia coli, odor, iodine, chlorine, heavy metals, make water taste better. What's more, it can maintain the optimal flow rate 500mlmin while the filter pore size is smaller. Long lifespan to provide at least 20,000 liters clean water.. Versatile Filtering Modes Direct use as a personal water filter also ideal for connecting with soft water pouch or standard disposable water bottles to get pure water even add an extension silicone pipe Tubing NOT Included on emergency water filter for more distance to drink plus, as a replacement gravity filter to provide enough fresh water for family group.. Safier Survival Tool Match with EPA filter standards, Food-grade and BPA-Free materials ensure drinking water safety. An ideal tool for multiple purposes such as backpacking gear, hiking gear, travel accessories, camping safety survival equipment and emergency preparedness items. Even the hiking water filter is also suitable as a gift for hikers..
Membrane Solutions Portable Water Filter Straw Filtration Straw Purifier Survival Gear for Hiking, Camping, Travel, and Emergency, Blue, 4 pack
Survival Gear for Outdoor Water Needs - If you want to obtain healthy drinking water simply and quickly, you can use this survival gear. The mini and lightweight filtering system are ideal for recreation, hiking, camping. Its also your good companion for scouting, domestic and international travel, emergency preparedness.. Portable Long Life-Span - This straw filtration at only 6.7 long and 1 in diameter fits any bottle, cup, or glass. It weighs just 2 ounces and fits in the palm of your hand, pocket, gym bag, backpacks, survival packs and purses. Long lifespan ensures it provides up to 1500 liters 396 gallons of drinking water. You can take it anywhere you want conveniently.. 4-Stage Filtration - Our 4-Stage Filtration system including coarse filter screen, pp cotton, coconut shell activated carbon and hollow fiber ultrafiltration membranes. which can remove 99.99999 of harmful substances pollution, odor, chlorine and organic chemicals, etc. and improve the taste. Ensuring the safest water in the worst environments.. Smaller Pore Size - We all know that the smaller pore size, the higher the filtering accuracy, Our pore size is 0.1 microns which can filter out 99.99999 of the tiny material. Compared to the 0.2-micron filter straw on the market, Membrane Solutions 0.1microns pore size filter straw maintains the optimum flow rate while maintaining the filtration accuracy.. High-Quality Materials - Build out of strong food-grade plastics, manufactured with BPA-Free ABS, ensures water safety and delivers a better drinking experience. Compared to the big filter straw on the market, Membrane Solutions water filters have a smaller frame, more convenient to use..
LifeStraw Personal Water Filter for Hiking, Camping, Travel, and Emergency Preparedness, 1 Pack, Blue
Removes bacteria parasites The microfiltration membrane removes 99.999999 of waterborne bacteria including E. coli and salmonella, and 99.999 of waterborne parasites including giardia and cryptosporidium. Removes microplastics Removes the smallest microplastics found in the environment down to 1 micron, and reduces turbidity down to 0.2 microns. Rigorous Testing All claims are verified with laboratories using standard testing protocols set by the US EPA, NSF, ASTM for water purifiers. Long Lifetime The microbiological filter will provide 4,000 liters 1,000 gallons of clean and safe drinking water with proper use and maintenance. Make an Impact For every LifeStraw product purchased, a school child in need receives safe drinking water for an entire school year.BPA Free materials.
4 Pack Water Filter Straw - Water Purifying Device - Portable Personal Water Filtration Survival - for Emergency Kits Outdoor Activities and Hiking - Water Filter Camping Travel Survival Backpacking
Compact Design LoGests Portable Water Filter Straw measures 8 x 1 in size and is equipped with a carrying strap, making it life easy to transport from one location to the next so you can enjoy fresh drinking emergency water everywhere you go.. Fresh Water Reducing the risk of infection by removing E. coli, legionella and salmonella, this water filter survival is designed to deliver fresh, pure drinking water. Its also designed to reduce chlorine, harmful particles and bad odor to improve the taste.. Filter Purifier Each water purifier survival Filter Straw is designed with a hollow fiber membrane to effectively remove 99 of harmful bacteria at 0.01-micron filtration.. Multipurpose Use Easy to carry and use, the LoGest Water purification Filter Straw survival gear and equipment can be used when traveling, playing sports, hiking water filter, camping water filter, engaging in outdoor work, during a natural disaster, for emergencies and so much more.. Long Lifespan Even though the Water Filter Backpacking Straw is small in size, it boasts a 600-liter filter capacity so you can enjoy using it for more than a year Best of all, the package includes two survival water filter so you always have a spare on hand..
8 Pack Water Filter Straw - Water Purifying Device - Portable Personal Water Filtration Survival - for Emergency Kits Outdoor Activities and Hiking - Water Filter Camping Travel Survival Backpacking
Compact Design LoGests Portable Water Filter Straw measures 8 x 1 in size and is equipped with a carrying strap, making it life easy to transport from one location to the next so you can enjoy fresh drinking emergency water everywhere you go.. Fresh Water Reducing the risk of infection by removing E. coli, legionella and salmonella, this water filter survival is designed to deliver fresh, pure drinking water. Its also designed to reduce chlorine, harmful particles and bad odor to improve the taste.. Filter Purifier Each water purifier survival Filter Straw is designed with a hollow fiber membrane to effectively remove 99 of harmful bacteria at 0.01-micron filtration.. Multipurpose Use Easy to carry and use, the LoGest Water purification Filter Straw survival gear and equipment can be used when traveling, playing sports, hiking water filter, camping water filter, engaging in outdoor work, during a natural disaster, for emergencies and so much more.. Long Lifespan Even though the Water Filter Backpacking Straw is small in size, it boasts a 600-liter filter capacity so you can enjoy using it for more than a year Best of all, the package includes two survival water filter so you always have a spare on hand..
2 Pack Water Filter Straw - Water Purifying Device - Portable Personal Water Filtration Survival - for Emergency Kits Outdoor Activities and Hiking - Water Filter Camping Travel Survival Backpacking
Compact Design LoGests Portable Water Filter Straw measures 7.5 x 1.35 in size and is equipped with a carrying strap, making it life easy to transport from one location to the next so you can enjoy fresh drinking emergency water everywhere you go.. Fresh Water Reducing the risk of infection by removing E. coli, legionella and salmonella, this water filter survival is designed to deliver fresh, pure drinking water. Its also designed to reduce chlorine, harmful particles and bad odor to improve the taste.. Filter Purifier Each water purifier survival Filter Straw is designed with a hollow fiber membrane to effectively remove 99 of harmful bacteria at 0.01-micron filtration.. Multipurpose Use Easy to carry and use, the LoGest Water purification Filter Straw survival gear and equipment can be used when traveling, playing sports, hiking water filter, camping water filter, engaging in outdoor work, during a natural disaster, for emergencies and so much more.. Long Lifespan Even though the Water Filter Backpacking Straw is small in size, it boasts a 1500-liter filter capacity so you can enjoy using it for more than a year Best of all, the package includes two survival water filter so you always have a spare on hand..
Personal Water Filter Straw Outdoor Portable Filtration Emergency Survival Gear Water Solutions Tactical Gear for Hiking Camping Accessories Travel Hunting Fishing Outing Backpacking (2 Pack)
Our Solutions For LifeNatureNova water filter straw is a camping gear and equipment with 4-step filtration. Hollow Fiber Membrane provide a blockage to suspended solids and create extensive membrane filtration space. The elastic strength of the membrane can get rid of up to 99.999999 tiny matters from raw water.. The Proof Is In The FilterPP Cotton wipe out small materials such as various adverse grains. Activated Carbon helps clean out all kind of dirts enhance water taste. To further ensure the cleanliness of water straight from our camping gear water filter straw. Active Adsorption Technology are used to absorb tiny component from water, also keep away from risky elements.. Extra Trust In Every DropThis camping essentials water filter provides 1500 liters 396 gallons of clean and safe drinking water. Compare with other camping equipment, NatureNova removes up to 0.01 microns pore size of foreign substances in water, also maintains the optimal flow rate 550mlmin while keeping the filtration accuracy of this hiking gear.. Gear Up Without Added CostThis survival gear straw will make your filtering experience sieve to the next level. 1 Water Reserve - Fill the water pouch before leaving a water source 2 Body Gesture - 7-inch water tube allows you to drink without laying on the ground. 3 Backflush - clear out all the dirty fibres with backwash syringe. Dont forget to connect the straw with various standard water bottles.. Ultralight For Any AdventureLightweight and portable camping accessories weighs less than 3.5 ounces, which fit your hands, pocket, bag and act as a backpacking gear. It is ideal for hiking, camping and travelling. Always be prepared in emergency supplies, pack a life-saving straw inside your survival tools and emergency kit will help you reduce fear, anxiety, and losses during water shortage and other emergency circumstances..
Water Filter Straw Portable Personal Emergency Filtration Purifier for Camping, Hiking, Travel, Scouting, Hunting, Survival & Backpacking Gear, Filtering Solutions, Family 6 Pack, Includes Tubing
FREE TUBING INCLUDED - Free 24 inch tubing, for drinking away from the water source Tubing can attach to both ends of this water straw. Not all water straws can attach tubing at both ends. No need to put water straw directly in to water No need to lay on the ground and drink water, Tubing allows for drinking water standing or away from the water source, Tubing adds comfort and makes water easier to drink. WATER BOTTLES easily attach at the inlet Fill water bottle, attach screw top securely to the bottom of the water straw, Fits standard screw top bottles Use gravity, squeeze or sip water Carry an empty water bottle and attach water straw when you are ready to drink, Also, add a water filled hydration bladder or bag Tubing fits at both ends of the water straw Some water bags require a separate adapter Use for water filtration for backpacking or water purifiers for camping or survival straws. USE OUTDOORS Enjoy the best experience when Camping, hiking, fishing, boating, scouting, climbing, hunting, fishing, having fun Important for emergencies, disasters, hurricane preparedness emergency kits, prepper kit, bug out bag, doomsday prepper supplies, military surplus, frontier or outdoor equipment Can be life saving Safe and effective for local or community water issues Filters easily when home water is unsafe Lightweight, weighs about 2.4 ounces and almost 8 inches long. SAFE AND EFFECTIVE Worry Free filtration removes up to .01 microns pore size of foreign substances in the water, Extreme accuracy filters 99.99 of particles in water called particulate matter Delivers a high removal rate of sediment, waste and microplastics 99.99 of harmful to human material will not pass through the Ultra Filter membranes Mini water filtration system No need for Iodine, tablets or chemicals Excellent flow rate Capacity of 396 gallons, or 1500 Liters each straw. SERVICE WITH A SMILE - Thats our motto Our goal is to answer your questions and listen to your needs Easy Health Solutions offers a one year warranty You deserve a lifetime of friendly customer service It is easy to contact us, just send us a note and we will respond promptly We like helping others Area on water straw to write your name and start date Adults and children enjoy Safe Hydration Protection Box includes water straws, manuals and 24 inch tubing for each EHS water straw.
Waterdrop Gravity Water Filter Straw, Portable Water Purifier Survival for Camping, Hiking, Backpacking and Emergency Preparedness, Pack of 2
Premium materials This product includes a 1.5-gallon gravity bag, 2 filterstraws and 2 collapsable pouches. Effectively Reduces 99 of harmful substances. The adoption of high-grade coconut shell activated carbon fiber improves odor and taste, ensures the water safety and delivers better drinking experience.. Versatile uses Use with water bags or connect to water bottles to filtrate water for drinking. Both ends of it can be disassembled and connected with water bags and water bottles to offer you clean drinking water anywhere, anytime.. Outdoor water needs Fulfill all your outdoor water demands hiking, camping, domestic and international travel, emergency preparedness tornadoes, rainstorms, earthquakes, floods, etc. to meet the emergency water demand in a variety of situations. Each straw only weights 0.19 pounds, and each bag only weights 0.29 pounds.. Innovative super-wash design No need for the extra syringe to backwash. It eliminates cumbersome fittings and saves space, brings you pure water with the greatest convenience and comfort.. Smaller frame Smaller frame but bigger capacity, Waterdrop Filterstraw can provide safe drinking water up to 100,000 gallons. It is easy to absorb water and can quench your thirst instantly. Match with water bags or bottles for the ultimate drinking experience..
Survival Straw Water Filter 2-Pack - Straw With Filter for Healthy Drinking - Survival Water Filter Blocks 99.99% Microplastics, Water Filter Straw for Hiking & Camping, Survival Straw Water Purifier.
STRAW WATER FILTER 2-Pack - This survival straw water filter is absolutely essential for any situation of lacking water. Whether you're out in the wilderness for a team or family outing or have found yourself in a genuine survival scenario, always keep one of these on you. This straw water filter will save you, and will provide you at all times access to clean Healthy drinking water, so youre always hydrated.. FILTRATION STAGES - With this personal straw you can turn dirty water into clean healthy drinking water. This purifying device features an ultra strong Hollow Fiber Membrane Filtration system, passing through the internal filter, providing you with fresh clean good tasting water when and where only dirty sources of hydration are available.. ULTRA-LONG LIFESPAN - This survivor filter can readily process and filter up to the astronomical amount of 4,500 liters 1188 gal of water because you never know how long a survival scenario might last. Our filter straws for drinking are designed to filter out 99.999 of impurities and microplastics and harmful substances, so you can feel confident when taking a drink.. FEATURED ATTRIBUTES The survival filter straw comes with a special threaded cap, making it suitable for attaching to your water bottle so you can keep hydrated on the go. This ultra-strong filtering straw also features a silicone drinking tip, to make your experience more pleasant when hydrating. Measures 8.25 x 1.25. ULTRA CONVENIENT This emergency drinking straw is small, compact, and lightweight, making it a perfect choice for keeping it on yourself or in your bag. No need to lug a sizable, heavy filtration system, as the smaller size and weight make this mini water filter survival-friendly. This straw filter also features a material neck band for easy carrying, and reduces risk of getting lost..
Membrane Solutions Personal Water Filter, Survival Filtration Straw Portable Gear, Emergency Preparedness, Supply for Drinking Hiking Camping Travel Hunting Fishing Family Outing (Camo, 1 Pack)
Survival Gear for Outdoor Water Needs - If you want to obtain healthy drinking water simply and quickly, you can use this survival gear. The mini and lightweight filtering system are ideal for recreation, hiking, camping. Its also your good companion for scouting, domestic and international travel, emergency preparedness.. Portable Long Life-Span - This straw filtration at only 6.7 long and 1 in diameter fits any bottle, cup, or glass. It weighs just 2 ounces and fits in the palm of your hand, pocket, gym bag, backpacks, survival packs and purses. Long lifespan ensures it provides up to 1500 liters 396 gallons of drinking water. You can take it anywhere you want conveniently.. 4-Stage Filtration - Our 4-Stage Filtration system including coarse filter screen, pp cotton, coconut shell activated carbon and hollow fiber ultrafiltration membranes. which can remove 99.99999 of harmful substances pollution, odor, chlorine and organic chemicals, etc. and improve the taste. Ensuring the safest water in the worst environments.. Smaller Pore Size - We all know that the smaller pore size, the higher the filtering accuracy, Our pore size is 0.1 microns which can filter out 99.99999 of the tiny material. Compared to the 0.2-micron filter straw on the market, Membrane Solutions 0.1microns pore size filter straw maintains the optimum flow rate while maintaining the filtration accuracy.. High-Quality Materials - Build out of strong food-grade plastics, manufactured with BPA-Free ABS, ensures water safety and delivers a better drinking experience. Compared to the big filter straw on the market, Membrane Solutions water filters have a smaller frame, more convenient to use..