MSR Trail Base Water Filter 4L

A simple system for getting clean water. You can use it as a squeeze system on the trail or as a gravity-fed, hands-free system once you're in camp. Just connect the dirty water source to the filter and the gravity pipe cleans water out the other end.

• Includes an MSR TrailShot filter and two 4L MSR Dromedary bags, labeled "clean" and "dirty", plus a connector hose
• Compact silicone bulb pump is easy to use and only requires 1 hand
• Long hose keeps you out of the dirt, when drinking from the source
• Hollow-fibre filtration system is easy to clean, and pumps with little resistance
• Water quality will significantly affect the filter's life
• Filter mouthpiece has a debris cover to keep things clean
• Filter cleans with an easy shake
• Do not allow the cartridge to freeze after initial use