The Mammut Trion 35 is the result of many years of experience with alpine backpacks: as well as traditionally top-class materials and workmanship, its huge back opening also sets standards in terms of handling and ease of use. The Trion 35 is the perfect backpack for all alpinists with a no-compromise attitude to their equipment. Super-lightweight, highly breathable EVA shoulder padding Good back ventilation thanks to stamped EVA foam Large mesh pockets on the shoulder strap Huge back zipper access to main compartment Large zipperfront pocket Height-adjustable flap with external pocket Internal zipper compartment for valuables Reinforced side ski attachment Detachable hip belt with gear loop Zipper pocket on hip belt Two strong ice axe attachments Trekking pole carrier Rope fixing strap under the flap Lateral compression straps, can also be tensioned at front to carry gear Daisy chain loop Hydration system-compatible Two external pockets on the sides Contact U Framesuspension system