Marsh Pro-Lite 48"x60" White Porcelain Markerboard, Astron Aluminum Trim 1" Aluminum trim face. 1/4" MDF with mylar backer. 2-3/4" Aluminum shelf tray. L-Clip installation. Color: White porcelain markerboard. Size: 5'W x 4'H. Weight: 51 lbs.