Material: breathable mesh Sole material: polyurethane Inner material: mesh Color: Black Red Purple Gray Style: Leisure / Sports Size: 35-40 US / 5 = 35 = Foot length about 22.5 cm US / 5.5 = 36 = Foot length about 23 cm US / 6 = 37 = Foot length about 23.5 cm US / 6.5 = 38 = Foot length about 24 cm US / 7 = 39 = Foot length about 24.5 cm US / 7.5 = 40 = Foot length about 25cm 1. Please note that the error in size is 1-3 mm due to manual work. if you have a narrow and thin foot, please choose a size smaller than normal. If you have a wide foot, choose a size larger than normal. 2. Our sizes are standard, please choose your regular size. If you have any problems with the size, please contact me before placing the order.