17028 Random Cut Stone,14.75"H. Course - Heavy texture, random cut stone, 3" deep GrayLastic™Elastomeric Urethane - Up to 100 uses.Mold-bonded to 0.75" plywood. Add 1.125" to liner thickness. Max Depth: 3.000"Stone Size: 14.75" H x 28" to 72" W Part Size: 96" W x 44.25" H Click here for cut-sheet