With these Monster Quad Skates it's even easier to look cool while you're gliding down the street. The rubber boot frame is topped by a basketball shoe style upper portion with the Monster logo, giving these quads cool modern look. PVC wheels. Wheels 54 x 32mm. Front toe brake. PP injection boot frame. Fabric upper boot . 608zb bearings. Quad skates. D27cm. Weight 2.08kg. Maximum user weight: 60kg. For ages 6years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use. To be used under the direct supervision of an adult. Protective equipment (helmet, knee pads and elbow pads) should be worn, not to be used in traffic. To prevent possible injury by entanglement remove this toy when the child starts trying to get up on its hands and knees into a crawling position.