Replacement cartridge for the Katadyn BeFree™ Filter bottle.
Replacement filter cartridge for the BeFree 1.0 and 3.0
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