PU Sole material: Rubber There's a switch on the inside of the shoe,you have a choose with turning them completely off. Do not wear this shoes when you do strenuous exercise,cause it will damage electronic cables. These shoes with great color look ,high-quality cloth,which is give to children surprise gift or the best choice for any occasion you want to be noticed at.matters needing attention Press the switch to change the color. Press once to change one color, seven colors and eleven modes. Long press to close. When pulling out the charging plug, gently pinch the USB plug and carefully pull out the whole circuit. There is no electricity, or the light is not very bright. At this time, it is necessary to charge in time. Please use the mobile phone charger to charge. When charging, the light will show a red light. After 3-4 hours of normal charging, it can light up for 7-8 hours. Try not to charge the lamp shoes on the computer. The current of the computer is not stable, and it is easy to damage the chip and battery Boy Girl Sneakers Become Sport Sneaker with Led