The LifeStraw Peak Series Personal Water Filter is a must-have for outdoor adventures, emergency preparedness, and travel. Redesigned with high-performance, sustainable materials, this ultra-lightweight filter (just 2 oz) provides powerful protection against bacteria, parasites, and microplastics while improving flow rate for effortless sipping. Whether you&&';;re drinking straight from lakes, rivers, and streams or using it with a compatible bottle, this filter delivers clean, safe water anytime, anywhere. Features: Reliable Filtration - Removes 99.999999% of bacteria (E. coli, Salmonella), 99.999% of parasites (Giardia, Cryptosporidium), and 99.999% of microplastics. Enhanced Flow Rate - Improved microfilter performance reduces clogging from sand and silt for easier sipping. Ultra-Lightweight & Compact - Weighs only 2 oz (57 g), making it the perfect addition to any backpack, emergency kit, or glove compartment. Highly Versatile - Drink directly from natural water sources or attach to bottles with a 28mm thread and gravity hoses using the removable threaded bottom cap. Long-Lasting Performance - The membrane microfilter lasts up to 4,000L (1,000 gallons), providing over 5 years of safe drinking water. Unlimited Shelf Life - Store it for years without worrying about expiration, making it a reliable emergency preparedness tool. Sustainable & Durable - Built with premium, high-performance sustainable materials. Trusted & Tested - Rigorously tested to meet U.S. EPA & NSF/ANSI drinking water protocols.