Slime Balls – Screaming Slime Light Ups 60.5mm 78a Wheels | Green

LED lights that light up when you roll, powered by the rotation of the wheel and bearing. No batteries required, and come with bearings

• Diameter: 60.5mm / Width: 40mm / Road Surface: 30mm
• Symmetrical shape with rounded edges
• Center set reinforced bearing core
• Sold as set of 4