Measurements: 22-7/8 in. W x 36 in. L x 4-3/8 in. P. Finish: White Primer. Inside Diameter: Drill chain size hole. Fits Canopies Up To: No canopy. Projection: 4-3/8 in. Material: Polyurethane. Brand: Ekena Millwork. Hand Painted Option To choose one of our pre-made finishes: Click Here. For a custom made finish: Click Here.