MSR Thru-Link In-Line Microfilter Day Packs Constructed with high-quality bluesign®-approved recycled

Constructed with high-quality bluesign®-approved recycled high-tenacity nylon

It is designed to offer the best possible comfort: minimum bulk

Be free of "Belayer's Neck" with Cypher belay glasses

25 entirely new hikes added to this edition--136 hikes total

UL3 fits the Large Trapezoid

MSR Thru-Link In-Line Microfilter Day Packs Constructed with high-quality bluesign®-approved recycledAdding minimal gear to your pack, the Thru Link inline filter is the simplest solution to clean water on the go. Just click it into your hydration reservoir and youre ready to filter as you drink and hike. Engineered for high flow drinking, it makes it easy to stay hydrated on long day hikes and fast paced missions. The filter is compatible with any reservoir system, and uses both hollow fiber technology and activated carbon to provide reliable, safe