Using these Seibon carbon fiber mirror caps is easy. Just replace your old mirror caps with these new ones according to your vehicle's manual. When receiving the product, make sure to thoroughly inspect it for any damage during shipping. If you find any issues, contact us right away. For maintenance, you can clean the mirror caps with a soft microfiber cloth and a mild automotive cleaner. Avoid using abrasive materials as they may scratch the glossy finish. Store the caps in a cool, dry place when not in use to keep them in good condition. Since most of these products are made to order, be patient during the manufacturing process. The wait will be well worth it for the high - quality and stylish mirror caps.