White woodgrain pattern on 1/8-inch tempered hardboard. Provides strength and grain-free cutting. Pre-finished panel features quick installation and easy cleaning. 4 Ft. x 8 Ft. x 1/8 In. Groove spacing: 7.25 In., 5 In., 3.75 In., 5.5 In., 6.5 In., 4 In., 5.5 In., 7 In., 3.5 In.