Features Enter your model number to make sure this fits. Material: [main] Tritan nylon ripstop (420D), [base] Textura nylon (600D) Volume: 2136 cu in Support/Suspension: Contact U Frame Shoulder Straps: padded and adjustable Waist Belt: yes Description Product Description The Mammut Trion Pro 35 Plus 7 Backpack will handle all of your alpine endeavors whether they be via skis, crampons, or boots. In addition to the top access, the Trion Pro also has a large back panel access point, making finding your gear easier and more intuitive. A large, reinforced front zipper is designed to carry either crampons or a shovel, while two ice axe gear loops and an A-frame ski carry system make the pack well-suited for both classic alpinism and ski mountaineering objectives.The adjustable, aluminum frame supports heavy loads, while EVA padding at the back panel, shoulders, and hip belt provide a comfortable fit when weighed down with gear. A removable hip belt gives climbers the option of fitting the pack with an additional climbing hip belt when wearing a harness. The Trion Pro is designed to carry all the gear you need to tag the summit with daisy chain gear loops, a rope fixing strap under the top lid, and a hydration system compatible design. So whether you're skiing big lines in the North Cascades come spring or climbing mixed routes in the Alps, the Trion Pro 35 will get the job done.