Features: Unleash your skating potential with our wheel for roller skate, designed to add a cool, individualized touch to your ridings. Craft from PU materials, these double row roller skate wheels offer a smooth glides with light up feature powered by motion. The quads wheel configuration ensures stability and balance, making it great for both enthusiasts and professional skaters. Perfect for adults and teens looking to engage in entertaining activity, improve their physical fitness, and enhances balance skills. Whether glides through pavements or roller skating event, these wheels are suitable for a variety of outdoor surfaces and activity. Specifications: Materials: PU Color Optional: 7 Color are Available as Shown in the Picture. Package Weight: approx.950g Size: approx.58mm/2.28in Package Includes: 8Pcs Roller Skate Wheel note: Please allow 1-3mm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!