The Hiker Replacement Cartridge filters up to 200 gallons, depending on water quality.
Key Features:
New filter protection: Removable filter protector extends cartridge life in challenging conditions
The Katadyn Hiker is the world's best selling water microfilter. Today, there are more Hikers in use than any other outdoor water system. Cartridge capacity depends on water quality. Low maintenance design -- no cleaning required.