Tennis socks. Bouclé foot, reinforced toes and heels for better wear. White and navy: 70% cotton, 30% polyester. Blue, red and green: 69% cotton, 21% polyester, 10% acrylic. Grey and sky blue: 69% cotton, 21% polyester, 10% other fibres. Ref:1005006-000-8474710-00039-1