Mountainsmith Zark 40 Ultralight Backpack Review
The Mountainsmith Zark 40 is a multi-purpose backpack with vest-style shoulder straps that can be used for backpacking, hiking, or traveling. Newly updated, the Jerk 40 (34 oz) features a roll-top closure, a new zippered front map pocket, a removable hip belt strap, and a removable foam framesheet. External mesh pockets are more durable than