Grayl UltraPress® + Ultralight Replacement Purifier Cartridge - Black Colours:BLACK Frame: Light & Durable Plant-based

Frame: Light & Durable Plant-based Thrive Frame

and because it’s compact

Thanks to an even more generous and bouncy PWRRUN PB foam

versatile shell for all weather protection

Durable 2-inch heel

Grayl UltraPress® + Ultralight Replacement Purifier Cartridge - Black Colours:BLACK Frame: Light & Durable Plant-basedReplacement purifier cartridges for the UltraPress (Also works for the Ultralight) are designed to last 300 cycles (40 gal. 150L). Lifespan will decline when purifying water with high levels of silt, sediment or tannins. Cartridge press time increases towards the end of the cartridge lifespan; when press time reaches 25 30 seconds, the cartridge should be replaced. Cartridge continues to protect, even as press time increases. Removes waterborne