Cameron Ankle Grip SockThe original cushioned grip sock, perfect for barre or reformer pilates is designed with a higher coverage ankle style and compression arch support that ensures you are comfortable and stable in every class and position. Features Combed Cotton Midweight Terry Footbed PVC Grip Compression Arch Support Padded Ankle Rest Sizing: S M US 5 7. 5 M L US 7. 5 10 Blend 55% Cotton, 40% Nylon, 5% Spandex. Gentle cycle warm water. For best results, wash socks