GoldenHorse Multicolor Light Up Quad Roller Skate Wheels - Your Choice of Urethane Colors Orange, Yellow, or Black - These light up quad skate wheels light up in orange, blue, green, and red. They are 58mm tall (Orange wheels are 60mm ONLY) and can be purchased in four or eight packs. Make sure their size matches the size of your current wheels. ABEC-5 bearings are included FREE OF CHARGE. We do not recommend that you use these as replacements for juvenile kids skate sizes. If you have any questions, please feel free to ask before you make your purchase.