SPECIFICATIONSAustralian Superfine Merino Wool & Extra Long Staple Peruvian Pima CottonSoft, Anti-Itch, Luxurious Hand40% Superfine Merino Wool, 40% Peruvian Pima Cotton, 18% Nylon, 2% Spandex176 Needle Lightweight ConstructionMoisture WickingAntimicrobial - Minimizes Foot OdorExtra Tensile Strength for DurabilityHAVE QUESTIONS?We'd love to help! Call us at 706-548-7246 to talk with someone at the store, or email us at info@dickfergusons.com.