Ultrapress Purifier Cartridge Color:Black and never worry about running

and never worry about running out of battery during your travels again

Thermoregulation

The Xenon HMS Screwgate is a well-engineered pear shape carabiner loaded with features

Zonal rubber

Using the Vario 2 locking mechanism

Ultrapress Purifier Cartridge Color:Black and never worry about runningReplacement purifier cartridges for the UltraPress 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.