Pantherella Jackman Silk Blend Mid Calf Mens Formal Dress Socks Silk, Nylon 70% Silk, 30% Nylon Blend Comfortable mid calf length Reinforced, fine linked toe for seamless comfort and durability. Plain foot bottom for added comfort Mens sock sizing: Medium fits 8.5 -11 foot, Large fits 11.5 - 13 foot Made in England by Pantherella, the premier hosiery and sock brand since 1937 You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!