Grayl UltraPress® Purifier Covert Color:Covert Black Cartridge replacement indicator: Yes

Cartridge replacement indicator: Yes

Perforated lid allows you to drain water easily when cooking pasta

Titanium construction providing incredible strength at the lowest weight possible

Replaceable purifier cartridge rated for 300 cycles (40 gal

Salty Biscuits

Grayl UltraPress® Purifier Covert Color:Covert Black Cartridge replacement indicator: YesEnhance your GeoPress experience! Updated in April 2023, the Grayl GeoPress Cartridge feature a redesigned "core" and "flow channels" that include a One Way Valve, allowing you to safely use electrolytes, drink mixes, and other flavoured liquids. Note: the GeoPress One Way Valve ships pre installed in every GeoPress Bottle. These replacement purifier cartridges for the GeoPress offer up to 350 uses (65 gallons 250 litres). While lifespan may decrease