Katadyn Befree Replacement Cartridge Black Curved internal baffles create contours

Curved internal baffles create contours that cradle your head

Hybrid-Fuel Performance: Patent pending AirControl™ technology creates the optimal fuel/air mix for top-notch performance with canister fuel

low-angle paddle

rectangular

Stay dry in less-than-ideal conditions

Katadyn Befree Replacement Cartridge Black Curved internal baffles create contoursReplacement cartridge for the Katadyn BeFree Filter bottle. BeFree 0. 1 micron microfilter removes harmful bacteria and cysts. Filter has a fast flow rate and is easy to clean without back flushing or special tools. Filters about 1000L of water, varies depending on water quality. Do not allow the cartridge to freeze after initial use.