1. Comfortable and reliable material: the upper material of inline skates for children is made of PU mesh, which greatly improve air mobility and keep oppressive heat away and provide excellent skating comfort. The tip of the shoe of the skates is made of highquality PP material. Enjoy your quiet, quiet ride with high quality ABEC7 bearings, 82A polyurethane heels, aluminium frame and rubber stoppers (TPR). 2. Safety design: triple protection of inline skates, including laces, 45° strap and reinforced buckle, ensures a secure fit, ankle fixation and child protection throughout the course. The head and ankles of the roller skates are tightly packed in a hard shell to better protect beginners, while the more mature shapes are used to ensure that children enjoy and smooth skating 3. Adjustable sizes: inline skates can be adjusted to different sizes with the growth of children's feet. The shoe is precisely adapted to the growth of children's feet. Three sizes available: small to small child (2632); medium for older children (3337); large for teenagers and young adults (3741) 4. Coloured lights: the wheels are designed as a selfgenerated drive system, no battery is needed! When ice skating, colourful lights light up to give the roller skates a cool style. The coolest illuminated wheels bring more fun to your children's outdoor games. Inline skates glow in the dark with their selfgenerated light that makes your children the coolest girl/boy on the road. 5. Perfect birthday gifts and Christmas gift: inline skates are loved by children of all ages. Encourage children to leave video games and the phone inside and have fun outdoors.