4How 6-9Pairs Mens Casual Cotton Ultimate No Show Sock Crew Socks Performance One Size 100% Cotton Material:80%Cotton+17%Nylon+3%Spandex, Imported Sock Length is 9-12 1/2 inch,Fits For US Size 5.5-12 .Great elasticity make your feet comfortable and fitted. High Quality ,Thickness, Breathable,Soft,Stretchy,Light Weight Solid Color Design makes it fashional and classic.Handable or Machine Wash Great for Workout, Outdoor, Sports,Dancing, Performance ,Business or Working on Any Ocassions in Summer