Feature: 1. Adjustable Size: These skates can be adjusted to four different sizes, ensuring long-term use. 2. Light-Up Wheels: The wheels light up as they spin, making your child the center of attention. 3. High-End Functionality: Enjoy a smooth ride with the reinforced aluminum frame, 82A polyurethane wheels, and ABEC-7 bearings. 4. Triple Closure System: Includes cam lever buckle, 45-degree strap, and laces for a secure fit and easy on and off. 5. Fashionable Design: Available in blue and pink, these skates are as stylish as they are functional. Specification: 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