Made of durable aluminum alloy, and fit with most vehicles/ cars/ trucks/ pickups. Simple designed, long service life. It can help prevent leakage, dirt and other objects from damaging cores. With easy to install and durable to use, it is really a set of wonderful tyre caps for choice. Features - Color: Random Color. - Material: Aluminum alloy. - Size: 1.6 x 1 x 1cm. - Universal: Suitable for most vehicles / / trucks / pickups. - Professional: Can help prevent leakage, dirt and other objects from damaging cores. - Easy to install: Just need screw it onto tyre stem. - Long service life: Solid and durable design for long time use. - Dustproof and waterproof. Best into and protection for your car. Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you