The inline skates with illuminating wheels can bring much fun for your kids. Features: Abrasion-resistant PVC wheels and ABEC-7 bearing for quiet, smooth rolling on the ground. Wheels light up automatically when you start skating, no battery required. Easy to adjust the size to keep these skates in use for more than just a season. Small fits shoe sizes 27-32; Medium fit shoe sizes 33-37; Large fit shoe sizes 38-41. Breathable mesh lining keeps your feet comfortable. Efficient brake on right skate ensures safety. Comes with a bag for easy storage and carrying. Note: Only the first wheel of each skate lights up, not all wheels. Specifications: Material: PP + PVC + Aluminum alloy Color: Blue / Pink / Red (optional) Size: S / M / L (optional) S for 27-32; M for 33-37; L for 38-41 Package Size: Approx. 39 * 35 * 10cm / 15.3 * 13.8 * 3.9in Package Weight: Approx. 1.8kg - 2.1kg / 4.0lb - 4.6lb Package List: 1 * Pair of Inline Skates