Augusta Sportswear Elite Multi-Sport Sock 7-9 100% Acrylic Fits Youth shoe sizes 1-4 and Women shoe sizes 4-5 75% acrylic/15% polyester/4% spandex/4% elastic/2% nylon Wicks moisture away from the feet * Knee-length Heel/toe construction Lightweight microfiber yarns offer arch and ankle support while remaining soft to the touch