Sockwell Women's Quest Crew Socks 48% Lambswool, 32% Stretch Nylon, 16% Alpaca, 4% Spandex Made in the USA and Imported Medium Cushion sole and Extended Wrapped Cushion/Blister Barrier Seamless Toe Closure, no irritating toe seam Reinforced Toe and Heel area offers Long Term Durability Full Instep and Ankle Support with Extended Arch Support adds Comfort and Helps Keeps the Sock in Place Non-Binding Welted Top for Comfort