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Amazon offers Membrane Solutions Straw Water Filter S1, NSF/ANSI 42&372&401 for . Free shipping with Amazon Prime. Note: Prime Members Price! Product Features: 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.(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.
Category: Sports & Outdoors
Posted on 26 April 2026, 11:11 AM
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