Drink-Mix & Electrolyte Ready! Requires zero setup time and makes 24 fl. oz. of clean drinking water in a blazing fast 8 seconds (5L/min) for stealth on-the-go filtration and purification. Covert Edition bottles discreetly provide clean drinking water anywhere on earth with unrivaled ease, speed & convenience. It's highly coveted everyday carry. Capacity: 24 oz (710 ml) Weight: 15.9 oz (450 g) Height: 10.4" (26.5 cm) Removes: waterborne pathogens (99.99% of viruses, 99.9999% of bacteria, 99.9% of protozoan cysts), including Rotavirus, Hepatitis A, Norovirus, Giardiasis, Cryptosporidium, E. Coli, Cholera, Salmonella, Dysentery and more. Filters: particulates (i.e. silt, microplastics, etc.); ultra-powdered activated carbon effectively adsorbs chemicals (including PFAS & VOCs), pesticides, heavy metals, flavors, and odors. Cartridge lifespan: rated for 350 cycles (65 gal. / 250L), as “press time” reaches ~25 seconds (or three years have elapsed since first use) it’s time to replace your purifier cartridge. Cartridge shelf life: stored under proper conditions, an unopened Purifier Cartridge has a shelf life of 10 years. After a cartridge has been used, it lasts at least 3 additional years. BPA-Free materials: made from polypropylene #5, food-grade silicone, TPE, ABS food-grade plastic. Testing standards: independently tested by a certified laboratory to meet or exceed NSF/ANSI protocol 42 and 53 for pathogen and chemical removal; meets the the United States Environmental Protection Agency's Guide Standard and Protocol for testing microbiological water purifiers. Origin: designed in USA; GeoPress® bottle components made in China (purifier cartridge media made in USA). M108