Smartodoors Sidebike SD002 Men's All-Around Road Cycling Shoes with Nylon Soles Nylon Soles Cycling shoes,they are professional cycling shoes; The Size are Asian Size,maybe will smaller one size than the US Size, please read the size more carefully before you place the order. The uppers is design for High-density PU and Mesh , Nylon Tpu Soles , Can Reduce the feet weight and Wind resistance make you feel more relaxed;Mesh can improve the air permeability of the shoe to keep your feet dry when riding. Feet heel's linerAnti-slip Lycras, Warp the feel heel tightly and not easy to fall off; Cleat Compatibility: 2-hole MTB, 3-hole road Insole is Breathable and antibacteria,make your feel more comfortable when cycling.