1. [Versatile Use]: These Luminous Roller Skate Wheels are great for both double row roller skating and skateboarding, making them a versatile choice for all your skating needs. 2. [Material]: Made from reliable PU and PP materials, these wheels offer great slip resistance, wear resistance, and shock absorption. They are suitable for both indoor and outdoor use. 3. [Wear ]: Designed to provide lasting grip on various surfaces, these light up roller skate wheels are not only reliable but also to wear and tear. 4. [Bright Light]: Featuring a combination of six lights, these Roller Skate Wheels light up in bright and eye catching colors that add an extra element of fun to your skating experience. 5. [Smooth Rolling & Comfortable]: These multifunctional roller skate wheels roll smoothly, helping to enhance comfort during use. Size:58x32mm Colour:As Shown Material:PU+PP style:A Snowflake blue light wheel 8 sets + wrench Package Contents: 8 * Roller Skate Wheels 1 * Wrench Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.