Glow Tire Valve Caps:Our fluorescent tire valve stem caps are made of premium ABS material and fluorescent powder to ensure that each color can glow at night. It can maintain the light effect for a long time, adding to the brilliance and fun of driving at night.
Funny Prank Gift:When you place this tire valve caps on their car, the glowing tire cap immediately catches people's attention, eager to see what happens and the reaction of your prank victim. It's a funny prank tire caps,glow in the dark valve stem caps.
Captivating Visual Effects: Small and realistic appearance, almost invisible during the day,which can present a fluorescent and charming visual effect at night, when your wheel rotates, it will automatically flash and form a beautiful halo.
Easy to Install :The inside of the funny valve stem caps adopts a rotating thread design, no tools are needed, and anyone can easily screw the wheel cover onto the tire stem in seconds!The tire valve caps have an inner diameter of 0.32"/8mm, an outer diameter of 0.51"/13mm and an inner height of 16mm. Size fits all cars, trucks, motorcycle and bicycle.
Note:The first time you use the glow in the dark tire valve caps, you can place it in the sun or light for a while, and it will be brighter at night.You don't need to take off the original valve stem, just put this prank stem cap directly on it and they will fit nicely. They are rubber material they will not do any damage.