These boots feature a soft and comfortable lining that will keep your feet warm and secure, and combined with a super durable molded polymer frame for added stability, these included wheeled skates provide superior comfort even with extended use. The performance of these blades are unparalleled, your kid will find themselves zipping along with ease. The wheels are designed to ensure speed performance, yet safe skating every time. Comes with two adjustable closures for a secure and easy fit. Reinforced aluminum alloy frame, ABEC-7 bearings, durable PVC wheels, rebounded 82A polyurethane heels and rubber (TPR) stopper. skates provide you a smooth, quiet and confident ride. The safety ratchet buckle ,power strap and laces up closure system help fasten the feet properly into the skate and create an additional wrapping effect when using our roller skates. The upgrade brakes equipped on the skates help your to brake when they need to stop and also helps to prevent collisions with other skaters.