17917 Lone Star Ashlar - Random Cut Stone, Heavy Texture Face GrayLastic™Elastomeric Urethane - Up to 100 uses.Mold-bonded to 0.75" plywood. Add 1.125" to liner thickness. Max Depth: 1.620" Part Size:Part A: 58.5" W x 144" H Part B: 82.5" W x 144" H Part C: 40.5" W x 144" H Part D: 28.5" W x 144" H Click here for cut-sheet