Mens Cotton Rich Light Elasticated Top All Day Comfort Socks (Pack Of 3) Cotton, Nylon, Elastane Great quality Mens socks. Made with Plain: 80% Cotton, 18% Nylon, 2% Elastane, Marl: 64% Cotton, 16% Polyester, 18% Nylon and 2% Elastane. Machine washable. These casual socks are great for work, they provide all day comfort, with a light hold cuff, a perfect fit and they are made from soft cotton.