CLOSEOUTS. · Especially made to protect and support your feet, Rohner hard court tennis socks have thicker cushioning at the at the ball of the foot and Achilles tendon. · Quarter crew Lightweight 75% cotton, 17% Tactel(R) nylon, 7% nylon, 1% spandex Machine wash, hang dry CLOSEOUTS. · Switzerland Sizes: S(4??-6??) M(W 7??-9??) L(W 10-11??) XL(W 11+) Available Colors: WHITE, WHITE / NAVY. · Sizes: M, S. ·