The Rasta Sock was designed for all Ski and Snowboard activitis. Features a secret pocket on the calf for "storage". Designed with heavy cushioning all around the the foot for warmth and protection. Knit with Merino Wool that provides all-day warmth while wicking moisture away from the foot. This sock is great for high performance days on the slopes when you need a sock that won"t slip down or feel damp and cold.