STANCE Space Race Socks Men | Black Multi, Lrg Cotton Blend Men's Space Race Crew Socks Pique knit and plush combed cotton. It delivers a clean appearance and smooth ride. US Shoe Size: Small (3-6.5); Medium (6-8.5); Large (9-12); XL (13-16); 2XL (17-20) Size Chart US Men's Size: Small-(3-5.5) | Medium-(6-8.5) | Large-(9-12) |XL-(13-16) | 2XL-(17-20), UK Men's Size: Small-(1.5-4.5) | Medium-(5.5-8) | Large-(8.5-11.5) |XL-(12.5-15.5) | 2XL- , EUR Men's Size: Small-(35-37) | Medium-(38-42 | Large-(43-46) |