The GoCoCo sock "No Show EXW" has an extreme design with the unique capacity to minimize smell from sweat on the feet. "No Show EXW" fits for all type of sports and has a solid support for the foot arch. The sock has extra volume under the heel and the sole of the foot. "No Show EXW" has no shaft. Available in Black/Grey, White/Grey, Turqouise/Grey, Cerise/Grey The size is uni and fits to shoe size 36-38. Material: 44% Combed Cotton 39% Cocona™ yarn 15% Nylon 2% Spandex