Be amazed by the ease of your high kicks and lightning speed sweeps when you hit the mat wearing these officially licensed My Hero Academia States of Smash Casual Crew Socks. Made from a comfy 98% Polyester and 2% Spandex blend, these blue and red My Hero Academia casual crew socks feature a snazzy "United States of Smash" design and fit sock sizes 10-13 & shoe sizes 8-12. Machine Wash Cold With Like Colors. Do Not Bleach. Tumble Dry With Low Heat.