98% Polyester 2% Spandex. Add a little fun to every outfit with these adorable Boys 5 Pack Ribbed Mid-Crew Mario socks. Each pair features a unique graphics Super Mario himself, that will coordinate perfectly with his outfit of choice. Made of a breathable, spandex-blended polyester that offers a snug and comfy fit that will last all day. Get these awesome socks in this convenient 5-pack in sizes 11-2 and 3-6.