Sizes US 12-15, UK 11-14, EUR 45-49. Mens comfortable ribbed socks. Ideal work or suit socks. Please Note: All our socks that have been advertised as 100% Cotton Socks may have a trace of mixed fabric and elastic. It is advisable to take extra precaution if you are allergic to any other fabrics. All our products comply with the trading standards policy.Sizes US 12-15, UK 11-14, EUR 45-49.