Designed with the anatomy of the female body in mind, the Mammut Trea Guide Backpack is a surefire solution to every hardcore girl's quandary about what to bring (and what to pack it in) on her next three-week mountaineering expedition. Made out of nylon ripstop material, wrapped around a Motion Butterfly™ 6 mm aluminum adjustable frame, this backcountry hauler also offers two-layer, high-density EVA back padding for added comfort and support every step of the way. Not to mention, the Mammut Trea boasts a front pocket with a reinforced, abrasion-resistant back panel for storing crampons on the long ski traverse to the next ridge. For the ultimate in women's specific mountaineering, pack up the Mammut Trea Guide Backpack and be on your way up an into the endless range.