Pear Sox Ultra Lite, Knee High Multi Sport Socks *Select your color and size from the menu above *They run slightly larger than the sizes recommend *Add items to your cart to buy different sizes and colors all at once *These socks are very stretchy, and go up to the knee. They are great for any sport. *They are made from 95% Nylon & 5% Stretch Yarn . Sizes are: Youth - Kids Shoe Size 12-4 Intermediate - Mens Shoe Size 4.5-8.5 Adult - Mens Shoe Size 9+ Sock Lengths: Youth 19-20" Intermediate 23-24" Adult 29-30"