Thermoplastic Elastomers sole There are 7 colors of lights, 16 light modes, static, flashing, and fast flashing. The appearance is made of waterproof pearlescent mirror material, the sole is made of transparent TPR material, beautiful shoes, fashionable and novel design, it is a good choice for birthday, Christmas, Halloween, and parties Excellent function: easy to use, the wheels can be stowed, you can choose to release the wheels when you need to slide, and immediately retract them when you dont need them (single-wheel mode). The release and retraction switch is at the heel of the shoe. The convenient Velcro eliminates the trouble of tying shoelaces. USB charging and light switch: the charging port is above the inside of the ankle of the shoe, and the light switch is on the side of the charging port. Charging for 2-3 hours can flash for 4 hours Benefits of use: Shiny and beautiful shoes can bring a happy mood to the child, learning to slide can exercise the child"s ability to master balance, and promote the child"s physical and psychological growth. Front wheel installation Press the wheel firmly into the groove, and use a small wrench to pry out the wheel when disassembling. Light switch The position of the light switch is under the Velcro on the inside of the shoe. Charging port The charging port and the light switch are in one place, but in different directions. Release the rear wheel Press the button on the heel to release the wheel. Be careful to open the cover of the rear wheel before pressing the button. To retract the wheel, you need to press the button while pressing the rear wheel to retract. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it