GRAYL

Drink-Mix & Electrolyte Ready! Unrivaled Ease, Speed & Convenience. No other purifier rivals the speed, simplicity and effectiveness of Geo...

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

Compact and ridiculously easy-to-use, the UltraPress fits into any pack pocket (or cup holder), requires zero setup, and makes clean purified dri...

Replacement purifier cartridges for the Ultra Press (Also works for the Ultralight) are designed to last 300 cycles (40 gal. / 150L). Lifespan will...