Darn Tough Unisex RFL Over-The-Calf Ultra-Light Snow Size:Medium Forefoot stack: 18mm

Forefoot stack: 18mm

Sandvik Nanoflex® is an innovative patented steel alloy that is 70% stronger and 20% harder than normal steel which allows for a significant reduction in the amount of metal used

While traversing ridgelines

Released in both the “Lightweight” version (lower vertical and lateral release values) and standard version to cover all skiers

Cutout areas around ankle use thinner material to keep range of motion high when skinning

Darn Tough Unisex RFL Over-The-Calf Ultra-Light Snow Size:Medium Forefoot stack: 18mm*Darn Tough says* Breathe easy. Bringing together smooth Merino Wool feel, next to skin fit, flex and fatigue zapping arch support, and targeted venting the ultra lightweight RFL is the sock experience your hard charging feet have been dying for, lap after lap. FEATURES Performance Fit: No slipping, no bunching, and no blisters. Fine Gauge Knitting: Unprecedented durability and our unique put it on, forget its on feel. Fast Action Wicking: Pulls