Description: Let your child roll into fun with our adjustable size roller skates. Designed to grow with your child, these skates can be adjusted to four different sizes. The skates feature eight light-up wheels that don't require batteries, making your kids the shining star of the skating rink. Specifications: Color: Blue, Pink (Optional) Material: Reinforced Aluminum Frame, 82A Polyurethane Wheels, High-Quality ABEC-7 Bearings Size: S: 31-34 M: 35-38 L: 39-42 Package Size: S: 37.5 x 11 x 27.5cm / 14.76 x 4.33 x 10.83in M: 41.5 x 12 x 33cm / 16.34 x 4.72 x 12.99in L: 45 x 34 x 12cm / 17.72 x 13.39 x 4.72in Net Weight: S: 1.7kg/3.75lb M: 2kg/4.41lb L: 2.1kg/4.63lb Gross Weight: S: 1.92kg/4.23lb M: 2.17kg/4.78lb L: 2.33kg/5.14lb Package List: 2 x Roller Skates 1 x Instruction Manual 1 x Screwdriver Accessory Pack