12 piece bolt caps set to prevent scratches and corrosion on the door striker part and enhance the texture. In addition to 3 colors of white, black, and carbon black, we have 2 sizes available. Easy to install and easy to dress up your car. Changes the appearance of unpleasant door screws when exposed High quality ABS material for a mature look. It is also dustproof and rustproof to prevent water from entering the car door screw. This is a generic product, so it can be installed on most vehicles. Simply attach the included double-sided tape to the car screws. Color: White, Black, Carbon White, Carbon Black; Size: Small, Large (Large) Inner diameter is approx. 0.7 inches (1.8 cm), Diameter of the front side is approx. 0.9 inches (2.2 cm), Thickness 0.2 inches (6.5 mm) (Small); Inner diameter of the front side is approx. 0.8 inches (2 cm), Thickness 0.2 inches (4.5 mm); Material: ABS; Product Contents: Door screw covers x 12 inches (12 mm). Please make sure to confirm the size of your car screw covers x 12 mm). We do not provide support for installation, so please ask a professional to install. Please check the functions and functions of this product can be installed by a professional professional in advance. There may be some scratches, dirt, etc. as this is an overseas imported product. Specifications and design may change without prior notice.