The Size Mark On The shoes Is Chinese Size Number. It is recommended that you choose the right size by measuring your foot length. If your feet are fat or wide, it is recommended that you choose a size larger. Sole Material: Rubber Insole Material: EVA Upper Material: Polyester Lining Material: Polyester Manufacture Country: China Style: Fashion Size Foot Length 36 23.0cm 37 23.5cm 38 24.0cm 39 24.5cm 40 25.0cm 41 25.5cm 42 26.0cm 43 26.5cm 44 27.0cm 45 27.5cm Package included:1*pair of shoes Note: 1.There is 2-3% difference according to manual measurement. 2.Please check the measurement chart carefully before you buy the item. 3.Please note that slight color difference should be acceptable due to the light and screen. Label: Yes Washing: Hand wash Manufacture Country: China