DESCRIPTION Material is Made with High Quality Carbon Fiber 20% Dark Transparent Black. Size: 18cm x 5cm (as picture show) Come with double-sided tape for easy installation (no drilling, no cutting required). Prevent from Sun and Rain for Your car Rear View Side Mirror (30-50% only) It is more likely use as a decoration for your car Upgrade the VIP look on your Vehicle INSTALLATION Please make sure the surface is thoroughly cleaned to remove any dirt, dust and let the surface be completely dry. Peel off and stick this visor shield along the rear view mirror edge. Use two hands to hold it for about one min so the double side tape can better stick. You can also use a hair dryer or heat gun to sufficiently heat up the tape; this will allow the adhesive to better activate and bond to the surface. PACKAGE INCLUDE One pair (one left and one right).