Imported Elastic closure MOISTURE CONTROL – Our mens crew socks can quickly wick away sweat and keep dry all day long.With excellent moisture control, it keeps your feet fresh and not smelly. DURABILITY ? These mens dress socks are made of perfect fabrics, 73% cotton, 26% polyester and 1% elastane to keep durable and soft for long time wear. Matchable-The style of our cotton knitted business socks is classic and decent, and it can add charm to any of your outfits, suitable for everyday wear, office, business, banquet,etc. MACHINE WASHABLE ? The mens cotton socks can be washed in washing machine because of its easy care and maintenance. But hand wash will always be the best for our socks. It is not recommended to dry at high temperature and keep the temperature of washing water below 30 ?? C. Warranty: If you are not satisfied with our crew sock, just feel free to return them for a full and prompt refund. Also if you have any problem, we’d love to hear from you.