Made of 50% Cotton, 40% Acrylic, 10% Nylon Value pack of 3 pair Finely ribbed tops to keep socks up Soft smooth knit for all day comfort Fits mens shoe sizes 8.5-12 Made in the USA These quality American made socks are designed for comfort. The crew length socks feature a finely ribbed top band to keep socks from slipping down. Please note: Socks are not able to be returned or refunded if they have been removed from their original packaging.