Keep your LifeStraw Go Filtered Water Bottle optimally screening out unpleasant tastes and odors from your water with the Lifestraw Go Replacement Carbon. Designed to filter up to 100L of water, this replacement filter 2-pack blocks out chlorine and other organic chemical matter for better tasting and smelling water. Part of the 2-stage filter in the LifeStraw Go, Steel, and other 2-stage filter products (not included), these cartridges utilize food-grade activated carbon for top-filtering performance.