Smartwool Adult Socks Size Chart
Small Medium Large X-Large
US Men's Shoe Size 3-5½ 6-8½ 9-11½ 12-14½
US Women's Shoe Size 4-6½ 7-9½ 10-12½ N/A
Euro 34-37 38-41 42-45 46-49
UK 2-4½ 5-7½ 8-10½ 11-13½
These are general guidelines only, sizes are not guaranteed. But no worries, since at SunnySports we offer our exclusive PFF Guaranty