Lining Material: 100% Tactel. Outer Materials: 40% Merino Wool, 29% Nylon, 23% Polyester, 6% Cotton, 2% Lycra. Lining: Moisture Wicking. Design: Logo, Textured. Anti-Blister, Arch Bracing, Padded Heel, Toe and Achilles, Reduce Friction. Fabric Technology: Breathable, Double Layer, Lightweight, Quick Dry, Temperature Control. Cuff: Elasticated. Cut: Mid Calf. Ref: UTCS222