ONEPRESS GLOBAL PROTECTION. Empowers international travelers and outdoor adventurers to make the world’s sketchiest water sources clean to drink. Ideal for global travel and outdoor adventures (hiking, camping, backpacking, fishing, hunting) and survival REMOVES ALL PATHOGENS. 99.9% of virus (e.g. rotavirus, norovirus, hepatitis A), 99.9999% of bacteria (e.g. E. Coli, salmonella, dysentery), and 99.9% of protozoan cysts (e.g. giardia, cryptosporidium, amoebae) FILTERS particulates (e.g. sediment, microplastics) and adsorbs volatile organic compounds (VOCs), PFAS, chemicals, pesticides, herbicides, heavy metals, flavors and odors UNRIVALED EASE & SPEED. Effortlessly purifies 16.9 oz (500ml) of water in as quick as 10 seconds. Requires no setup time, pumps, hoses, sucking straws, batteries, chemicals, or prolonged waiting MAKES WATER TREATMENT EASY. Simply – Fill. Press. Drink! 'Fill' water filter bottle from any river, faucet or fountain, 'press' on a low surface (e.g. ground), then 'drink' clean water anywhere in the world