Mountainsmith Zerk 40 Fastpack Colour:Black Fat - total 13

Fat - total 13

bluesign® approved main body fabrics

Exped's FlexMat is a light

Materials: 210d EXTREEMA Recycled Nylon Ripstop (UHMPE) / Recycled 210d nylon SD oxford with nylon stretch mesh

full adjustability

Mountainsmith Zerk 40 Fastpack Colour:Black Fat - total 13Description Co designed with The Real Hiking Viking, a prominent long distance hiking machine, this pack was developed over two years with one mission; to go faster, further, and lighter. After over 5000 miles of testing in the Rockies, this pack is on its 5th generation of design upgrades. Built with ultra light and durable materials, the Zerk 40 will be your best friend and greatest asset when out on the trail. Check out the product video here.