8PCS Car Tire Valve Stem Caps, Universal Noctilucent Waterproof Car Wheel Tire Caps, Suitable for Air Valve Caps for Cars, Motorcycles, Bicycles (Pink)

Luminous tire cover: This tire cover is made of high-quality which absorbs light during the day and automatically illuminates at night and protects the preventing water, dust or sand from entering the tire; preventing leakage and ensuring safe driving. Double tire caps feature illuminated plastic and clear to effectively prevent stem corrosion. A good cover will prolong the life of the tire.
Easy installation: Our tire cap internal is designed with a swivel for easy tightening during installation. Does not require any additional tools, very simple and convenient.
Luminous design: The inner layer of the stem cover is designed with luminous material, when your wheel starts to move, it will flash automatically and form a circle of light, making your car/motorcycle/bike look and more fashionable.
range of uses: tire cover size is 0.5 * 0.63 inch, inner diameter is 0.32 inch. fits standard US valves. Suitable for most cars, buses, SUVs, trucks, motorcycles and bicycles, etc. Also great for gifting to family and friends.