DexShell Waterproof Extreme Sports Socks with Anti-Slip Grip - Thermal Hiking, Skiing & Snowboarding Socks for Men & Women - Stay Dry in Outdoor Adventures

Outer: 96% Nylon, 3% Elastane, 1% Cuff Elastics

Interlining: 100% Waterproof and Windproof Porelle(R) Membrane

Inner: 90% Acrylic, 10% Nylon

Knee length with in-cuff seal

Comes with a Helicase sock ring to help keep your socks together in the wash and drawer.