The 32 Oz Vacuum-Insulated Stainless Steel, White Camelbak Eddy+ Water Filter he path to reliably clean drinking water begins with Eddy + filtered by LifeStraw. Whether you are a couple days into a backcountry trip or looking for an everyday water bottle, you need a trustworthy source for safe water wherever you roam. Water passes through two separate stages of filtration - the Hollow Fiber Filter removes bacteria, parasites, and microplastics and the Ion Exchange Filter reduces lead, bad taste, chlorine and other unwanted chemicals. Leak-proof when closed and spill-proof when open, the universal Eddy + straw cap and bite-valve interface delivers a high flow for steady hydration when you need it most. The main vessel is constructed in durable 18/8 stainless steel with a sweat-proof powder coat finish and keeps water cold for hours with double wall vacuum insulation. BPA, BPS, and BPF free. Two Stages of Filtration: Stage 1: Hollow Fiber Membrane Removes 99.999999% of bacteria (E. Coli, etc.) Removes 99.999% of protozoa (Giardia Cryptosporidium, etc.) Removes 99.999% of microplastics Filters 4,000 liters (1,000 gallons) Stage 2: Ion Exchange Filter Reduces chlorine and lead Removes bad odor and taste Removes organic chemical matter Filters 100 liters (25 gallons) Flip, Bite, Sip: Drink through straw Vacuum Insulated: 18/8 Stainless Steel Durable: Powder coat finish Leak-Proof: Leak-proof when closed, spill-proof when open