Lorpen Hunting Super Heavy Socks 37.5% Merino/ 37.5% Acrylic/ 15% Nylon/ 10% Lycra Imported 37.5% merino, 37.5% acrylic, 15% nylon, 10% lycra, Super heavy, warm, over the calf hunting sock full cushion sock hunting sock Machine washable, tumble dry, no bleach Made in Mexico