Darn Tough Men's Function X Over-the-Calf Midweight Ski & Snowboard Socks A04 The Ergo Belay is a

The Ergo Belay is a lightweight belay device with assisted braking for outdoor and indoor sport climbing

Its hybrid construction uses ultra-high molecular weight (UHMW) polyethylene in the core – a material lighter and stronger than both steel and kevlar – and robust polyamide to make the protective sheath

Volume：3 l

Height: Boot

ICEFLOW FEATURES

Darn Tough Men's Function X Over-the-Calf Midweight Ski & Snowboard Socks A04 The Ergo Belay is aOne of our most tech savy snow socks, the new Function X was re engineered to provide max comfort and warmth for resort skiers and riders. Made from midweight merino wool, these ultra smooth socks make all the difference if you decide to head back out after lunch. Terry cushioning in the shin and the 'X' on top of the foot provides warmth while added heel durability protects you run after run. Height: Over the Calf Weight: Midweight Pair with: Ski