The Sealzkinz Worstead waterproof cold weather knee length sock takes poor weather in its stride, keeping you warm and dry wherever you may roam. Both waterproof and windproof, these socks have a unique three-layer design that makes them very warm and durable while still remaining highly breathable. A merino wool lining enhances comfort while padding on the footbed reduces pressure and helps absorb shocks. Specially designed to combat blisters, these socks are a must-have for anyone who likes to enjoy the great outdoors whatever the weather. Sealskinz Waterproof Worstead Sock