The BPA-free Aquamira Water Bottle & Filter is an effective, lightweight water filtration system for the outdoor trekker. Features a 25 fl oz. sport bottle with the new CR-100 Capsule Water Filter technology that's tested and certified to reduce chlorine, bad tastes and odors and remove over 99.9%* of Giardia and Cryptosporidium. Activated coconut shell carbon water bottle filter treats 100 gallons of water, or 640 refills, while reducing organic contaminants and waterborne chemicals. It's easy to install, and quick to remove. Replacement filters available. Miraguard Antimicrobial Technology suppresses the growth of bacteria, algae, fungus, mold and mildew within the filter media. Sport water filter bottle is ergonomically designed to fit comfortably in hand, cup holder, bicycle cages, or attach onto backpacks. Patented BITE-ME Valve provides a comfortable, no-leak mouthpiece. Made in the USA.