Unisex Kids Roller Skate Shoes Removable Become Sport Trainer USB Charge Led Shoes for Boys Girls Double Wheels Shoes Outer Material: Synthetic Our LED roller skate shoes feature upgraded LED strips and adjustable wheels, ideal for skating / party / nightclub / dance / birthday / Christmas. The roller shoes have been designed with a switch to control the lights on / off, which is hidden inside the shoe and can be worn like a normal shoe during the day. Flashes when it vibrates. Inner Material: fabric. Wheel material: PU. Wheel type: double wheels. The front wheels could be removed and the rear wheels could be retractable. When you need it to be a sports shoe. Multi-function. Waterproof LED light, vibrating vibrations. Sole: Thermoplastic Rubbers Closure: buckle. The shockproof PP shell has no odor to protect your baby's tender feet. These shoes are fantastic - high quality, comfortable to wear - elegant style. Your child can also wear them without wheels: super cool and easy to learn to roll. Heel Type: western heel. Type: automatic type + invisible button + safety base. When you have them, they are fantastic and wonderful to others. It is very comfortable and surprising and is a good gift for your baby or your best friend. There is a button on the back of the shoe, you can control the wheels and hide them by pressing the button.