Black Diamond Cirque Ultra 35 Pack Size:M/L Deep 7mm lugs aid traction

Deep 7mm lugs aid traction on our softground outsole

Single-layer face foam

Integrated ventilation mean these socks never feel hot: your feet stay comfortable

It's complemented with an engineered jacquard mesh upper that offers more stretch and ventilation

Black Diamond Cirque Ultra 35 Pack Size:M/L Deep 7mm lugs aid tractionMeet the Cirque Ultra 35 the lean, mean 35 L ski mountaineering pack built to go hard and last. Draped in Challenge Sailcloths UltraWeave 200d (400d in high wear zones) and sealed with UltraTNT seams, its tougher and more weather resistant than its predecessors yet still hovers around 1,100 g. With a roll top closure (plus a backup strap), a clean profile, and a fully strippable design (remove the hipbelt, frame sheet, tool straps, helmet carry), its