These Tri to Inline skates grow with the child as their skills improve and they are adjustable form sizes 9 to 11.5 with a push button. The skates feature fastening buckles, 60 x 24mm PVC wheels, 608Z bearings and a rear brake. Tri to inline skates. Shoe size: 9-11.5. Cushion lining for comfort. Maximum user weight: 20kg. For ages 3 years 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.