16.9oz UltraPress® Purifier - Covert Edition - Desert TanCompact, discrete, and ridiculously easy to use the UltraPress Covert Edition fits into any pack pocket (or cup holder), requires zero setup, and makes 16. 9 ounces of clean purifier water in a blazing fast 10 seconds (3L min). Stealth on the go filtration and purification for the hiker, backpacker, hunter, or global adventurer seeking discretion and fast flow purified water for drinking, filling hydration reservoirs, or cooking.

GeoPress cartridges were redesigned in April 2023 with a new "core" and "flow channels" to accommodate a One-Way Valve for use with electrolytes

backpacker

No other purifier rivals the speed

or global adventurer seeking discretion and fast-flow purified water for drinking

and clarity

On-the-go filtration and purification for the hiker

It's the world's first titanium water filter bottle and also the first to be compatible with electrolyte and drink-mixes

and even microplastics

protozoan cysts)

the cartridge should be replaced

Cartridge press time increases towards the end of the cartridge lifespan- when press time reaches 25-30 seconds

our One-Way Valve for the UltraPress® allows electrolytes and sport drink mixes to be added to clean purified water without compromising the integrity of the filter