The Membrane Solutions WS02 portable water filter straw offers reliable 4-stage filtration with a 0.1-micron hollow fibre membrane, removing 99.99999% of bacteria like E.coli, chlorine, heavy metals, and odours to improve water taste. Certified to NSF/ANSI standards for safety and performance, it provides up to 5,000 litres of clean drinking water, ideal for hiking, camping, travel, and emergency preparedness. Its detachable design allows easy cleaning and drying to extend lifespan, and it works directly as a personal filter or connects to water bags and bottles. Lightweight and compact, it includes a breakaway lanyard for convenient carrying.
