4 Membrane Solutions Life Straw Water Filter S1 NSF Survival Filtration Portable
Survival Gear for Outdoor Water Needs - Certified by NSF & SGS (Test Report NBF21-004693-01) and rigorously tested to meet NSF/ANSI 42, 372, 401 standards, this portable water filtration system ensures safe, clean drinking water in seconds. The NSF certifications validate its ability to remove chlorine, particles, and emerging contaminants, while maintaining lead-free material safety. Lightweight and compact, it’s designed for extreme reliability during hiking, camping, global travel, or emergencies—proven by science, trusted by adventurers.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 cleaning to extend Longer Lifespan ensuring it provides up to 1,320 gallons (5,000 liters) of drinking water. Don't miss this opportunit