This crew sock delivers holiday cheer with each step. This sock has strategically placed heel and toe cushioning for maximum comfort and durability. It also features targeted arch compression for a perfect fit while the smooth toe seam reduces irritation. Made of 85% easy-care DriLayer® quick-drying polyester yarn and 15% cotton. Small is for women's shoe 5½ to 7, the medium fits women's shoe size 7 to 9½ while the large fits men's shoe size 9 to 11½.