The Mountain Hardwear Scrambler 35 Backpack is a versatile pack for Technical hiking, Climbing, and skiing in the backcountry. The main compartment opens up quickly with a single one-handed pull, which is great when you're wearing gloves or don't have both hands free. The floating lid allows for some expandability, offers easy helmet and rope carry, and is fully removable when you want to leave it behind. Expandable side pockets and tool carry on the front make it easy to bring everything you need into the mountains. Features of the Mountain Hardwear Scrambler 35 Backpack 4-Layer Dimension-Polyant fabric is durable, light and waterproof making for a rugged but lightweight and water-resistant pack Contoured ventilated back panel with lightweight frame sheet supports loads Compression strap combined with fully removable floating lid creates stable exterior rope carry or overload option Flat base design allows easier loading while padded base construction protects contents and increases pack durability Dual Density shoulder straps provide ample support Internal gear loop Dual side bottle pockets Forward-Access gear loop unique shape keeps clipped gear easily reachable Hydration reservoir compatible Full length Dual daisy chains Fabric Details Dimension-Polyant VX21 Terrain X pac (57% Nylon, 43% Polyester).