Upper material: artificial PU Product Category: Shoes Sole Material: Rubber Upper height: low to help How to wear: Velcro Popular elements: leather stitching Function: shock absorption, non-slip Thickness: normal thickness Is there a light: Yes Sole craft; adhesive shoes Insole material: textile Inner material Color: red, green, black Size informatio n: Size: 21,22,23,24,25,26,27,28,29,30, full light 21-25, full light 26-30 13 cm long in size 21, 13.5 cm long in size 22, 14 cm long in size 23, 14.5 cm long in size 24, 15 cm long in size 25, 15.5 cm long in size 26, 16 cm long in size 27, 28 16.5 cm long in size, 17 cm long in size 29, 17.5 cm long in size 30