Pack includes 3 pairs of Go-Dry running socks. Rib-knit ankle-length openings. Embroidered Old Navy Active logo. Mesh top for breathability. Cushioned throughout; seamless toe. Superior Go-Dry wicking keeps you dry & comfortable. Soft cotton blend with added stretch. Sizes S/M = 7-10 shoe size. Sizes L/XL = 10. 5-12. 5 shoe size. Machine wash cold, tumble dry low. polyester 40% spandex 2% rubber 3% nylon 55% . Best Holiday gift for Men , perfect Socks for Christmas!