evo.com | Black Diamond Ski Backpacks > Overnights and big ski mountaineering missions need real capacity, and the Black Diamond Cirque 50 Backpack delivers it without the bulk. Lightweight 210D nylon with a Dynex(TM) grid wraps a roll-top main compartment, while an aluminum back panel stay and load lifters keep heavy loads riding where they should. A-frame, diagonal and snowboard carry options, side compression with a top rope strap and pulk sled attachment points on the hip belt set it up for expeditions. The PickPocket(TM) piolet carry handles the no-fall bits. Aluminum Back Panel Stay Supports heavy loads. 210D Nylon with Dynex(TM) Grid | 93% Nylon / 7% PE Lightweight and durable body fabric. 50 L Volume A-Frame Ski Carry Roll-Top Main Compartment | Black Diamond Cirque 50 Backpack 2027 - S/M in Gray Size Small/Medium | Nylon/Aluminum