Specialist item: Mens Ribbed Non Elastic Top 100% Cotton Socks (Pack of 6) Cotton, , Size US 6.5-11.5 Mens high quality ribbed socks, stays up with comfort. Ideal for diabetics. Please Note: All our socks that have been advertised as 100% Cotton Socks may have a trace of mixed fabric. It is advisable to take extra precaution if you are allergic to any other fabrics.