Stock up on black fresh socks. These seven pairs of men's Jeff Banks Cotton Socks are all created using cotton. These fine gauge socks are every bit as soft and smooth feeling as a regular pair of socks. With this seven-pack, you will have a whole week's worth of everyday socks. Machine washable. 56% Cotton, 34% Polyester, 7% Nylon, 2% Viscose, 1% Elastane.