Feature:1. They're shaped like little wieners and balls, everyone will see them when your prank victim is driving and parked.2. Perfect for pranking! and doesn't affect tire balance.3. This Tire cap can screw on to any style of tire cap. (most common Tire cap in car tires and as well as off road vehicles)4. What you get: 4 pcs tire cap, great for pranking & make fun.Specification:Material: SiliconeSize: about 4.1*3cmColor: black red orange white greenScope of application: all kinds of cars, cars, off-road vehicles, bicycles, tricycles, etc.Package List:4 x Valve Stem CapsNote:Due to the process, the fluorescent effect of black, red and orange caps are not obvious, and the white and green caps have obvious effects.