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WXS/S EF torso sizing 13
Top zippered pocket with padded
Includes two color-matched 1
Updated front panel organization pocket features lockable zippers
0 Binding features the BOA® Fit System which evenly distributes tension around your boot
Mountainsmith Zerk 40 Backpack Cycling WXS/S EF torso sizing 13Co designed with The Real Hiking Viking, a professional hike really long distances really quickly er, the ZERK 40 was born out of a need for an ultralight pack that can withstand the thousands of miles per year that The Real Hiking Viking already covers. We wanted to make sure that it would allow him to go farther, to hike longer, and to work more efficiently on the trail. Over the course of 2 years of development, the ZERK 40 went through 4