49% Acrylic, 32% Polyester, 18% Polyamide, 1% Elastane. Design: Flecked, Logo, Ribbed, Textured. Fabric Technology: Durable. Anti-Blister, Cushioned, Elastic Arch, Flat Toe Seam, Prevents Rubbing, Reinforced Heel, Reinforced Toe. Cuff: Grip, Non Slip. TOG24 Womens/Ladies Opora Trekking Socks (Pack of 2)