Smartwool PHD Ski Light Socks - Men's: The PhDA(R) Ski Light helps keep your feet warm and dry even on the longest days. We placed cushioning where skiers need it most: on the shin to banish shin bang and on the bottom of the foot for warmth and impact protection. Patent-pending Indestructawool(TM) technology provides ultimate durability to make sure your socks are ready to go, run after run. Made with our 4DegreeA(R) elite fit system for a sock that doesn't bunch, slip, or bind. Product Features: Indestructawool(TM) utilizes a proprietary yarn and construction method which strategically places Merino and reinforcement fibers where they are needed most. The result is the most durable and comfortable wool sock ever made. 4 Degree(TM) elite fit system uses two elastics for greater stretch and recovery to keep the sock in place Mesh ventilation zones designed specifically for male skiers provide optimum temperature regulation and moisture management Virtually seamless toe 14" Overall height Light Cushion shin & foot Over the calf design