TRUE LINE Automotive Carbon Fiber Door Rocker Molding Trim Kit This DIY kit includes two 8 foot long pieces that measure 3/4 inch wide. Not intended to replace a stock item perfectly. This is a universal door molding kit. Product is made of a high quality flexible automotive molding. back with 3m tape for easy installation. Installer must trim the pieces to fit. Can be done easily with a pare of scissors. Not real carbon fiber. Molding is overlaid with carbon fiber vinyl.