Baleaf Yoga Full Toe Sock Color Blue 90% Combed cotton, 10% Spandex Combed cotton is considered higher-quality and softer than cotton that hasn't been combed. Non-slip grip provide excellent traction with design of Tai chi, even without a mat Strech material provives a secure and confortable fit Moisture-wicking fabric keeps your feet dry and protects feet from exposure to unclean surfaces One size fits most (Men's shoe size 5-8 or Women's shoe size 6-9)