Glow-In-The-Dark Car Tyre Valve Stem Caps

Set of four (4) valve caps – four for your car or two for bicycle wheels and two spare.

Easy to install, screws onto tyre valve stem.

Available in four luminous colours, these hexagonal valve caps will decorate your wheels with a cool glowing effect as your tyres turn.

This is a novelty glow item. Brightness and glow time depends on the caps being exposed to the sun or a bright light source.