Door Trim: Made of virtually indestructible high-density urethane our door trim molding is cast from steel molds guaranteeing the highest quality on the market. High-precision steel molds provide a higher quality pattern consistency, design clarity & overall strength & durability. Lightweight they are easily installed with no special skills. Unlike plaster or wood urethane is resistant to cracking, warping or peeling. Factory-primed our door trim molding is ready for finishing. Measures 9 1/2 in. long, 4 1/2 in. center and 1 1/2 in. at ends. Matches corner block #10517 and trim #10601.