Katadyn Steripen FitsAll Filter Travel Gear This replacement water filter is

This replacement water filter is only compatible with LifeStraw Go series water bottles

tree sap & other debris

lightweight backpackers

Meet the compact LifeStraw Peak Series 3L Gravity Water Filter System

functional camp dinnerware

Katadyn Steripen FitsAll Filter Travel Gear This replacement water filter isIts unique design, featuring the filter cup and funnel fit, offers flexibility to filter water into water bottles with a wide range of mouth sizes, including narrow mouth bottles such as commercial water bottles, soft drink bottles, canteens, and SIGG bottles. Compatible with wider mouth bottles such as Klean Kanteen, Gatorade and Nalgene bottles. Only the cup is necessary.