These are carbon fiber-reinforced nylon wheels. They have a concave design and they are paired with hard low-profile tires, which aid with swifter turns and less bounce after jumps.
• 6-Spoke Carbon Fiber-Reinforced Wheels (Black) x4
• Hard Large-Diameter Low-Profile Tires (White) x4
• Compatible with Mini 4WD and Mini 4WD PRO cars set up for use with large-diameter low-profile tires.