16PCS Night Glow Luminous Wheels Cap Tire Valve Stem for Car, Air Caps Cover Fluorescent, Illuminated Auto Car Wheel Valve Stem Caps Cover for Car, SUV, Motorcycles, Truck, Vehicle (Red) - ROMGUEST, QMG806-Red-16

• 【Light-emitting Material】This car tire valve caps are made of ABS luminous material. Water proof and dust proof, while giving your car a unique and luxurious appearance, with beautiful dazzling.The valve cover is fluorescent, Please put it in a sunny place for a while before use, it will glow in the dark. 【Long Lasting Use】Our tire air caps inside with the rubber seals, create a tighter, more effective seal, prevent sand, dust or water from entering the tire, prevent valve leakage, ensure safe driving and long time use. 【Easy to Install】These tire valve stem caps require no tools to install, just remove the existing tire valve cover and tighten it easily by hand. It's also easy to remove when you want to check air pressure. 【Fluorescent Effect】 The wheel tire valve absorbs light when bright and emits light when dark. When your wheel starts to move at night, it automatically flashes and creates a circle of light that makes your car/motorcycle/bike look beautiful. 【A Friendly Warning】When installing for the first time, please illuminate the tire valve with light or sunlight for 10-15 seconds, the aoto-glow effect will be brighter at night.