Membrane Solutions Straw Water Filter S1, NSF/ANSI 42&372&401 certificated, Survival Filtration Portable Gear, Emergency Preparedness, Supply for Drinking Hiking Camping Team Family Outing

Price: $29.62 - ($8.50 / count)
(as of Feb 04, 2026 03:43:02 UTC – Details)

From the brand

Since 2006, Membrane Solutions’ mission is water and air worldwide through advanced membranes.

We’ve become global purification leaders certified by ISO9001 and NSF, Our cutting-edge tech empowers products meeting American standards to truly purify water and air.

Membrane Solutions – innovation and sustainability for a brighter future.

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Drink Anywhere, Certified by Science – This survival-grade straw filter meets strict NSF/ANSI 42, 372, 401 standards (Test Report: NBF21-004693-01). It instantly removes 99.9999% of total coliforms (including E. coli and other representative organisms). It’s designed for extreme reliability during hiking, camping, international travel, or emergency preparedness—proven by science, trusted by adventurers.
Triple NSF Certified for Complete Reliability & Superior Taste​​ – Breathe easy with every sip. Our straw is independently certified to ​​NSF/42​​ (for chlorine & taste improvement), ​​NSF/372​​ (lead-free materials), and ​​NSF/401​​ (reducing microplastics and particulate). This triple verification guarantees you get the best-tasting water while ​​keeping​​ metals, microplastics and particulate at bay​​.
Portable & Long Life-Span – This straw filtration at only 7.1” long and 1″ in diameter fits any 28mm threaded bottle, cup, or glass. It weighs just 2 ounces and fits in the palm of your hand, pocket, gym bag, backpack, survival pack or purse. Both ends of the Upgrade water filter straw are removable for extend Longer Lifespan ensuring it provides up to 1,320 gallons (5,000 liters) of drinking water. Don’t miss this opportunity to drink water conveniently wherever you go.
5-Stage Filtration – Our Upgrade 5-Stage Filtration System includes a coarse filter screen, double layer pp cotton fiber, coconut shell activated carbon and hollow fiber ultrafiltration membranes. Ensuring the water in the worst environments.(IT DOES NOT LOWER TDS VALUE, ensuring water’s essential mineral balance remains untouched.)
0.1 Micron Pore Size & Balanced Flow Rate – This water filter straw features a 0.1 micron pore size, designed to help improve filtration precision. It delivers a flow rate of up to 16.9 fl oz/min (500 ml/min) for a balance between filtration performance and drinking speed, making it suitable for outdoor, travel, and emergency use.
Food-Grade Materials & Multiple Use Modes – Made from durable, BPA-free ABS plastic, this water filter straw is designed for everyday and outdoor use. Its compact size allows for easy handling and portability. The filter is compatible with soft water pouches, disposable water bottles, and gravity-fed setups, making it suitable for individual, family, or small group water filtration needs.