Shiplap edges that are self-spacing for easier install Real wood – ideal for kitchens, bathrooms, mudrooms, and other interior areas Primed and ready-to-paint Super smooth finish and reversible Easy to install with minimal tools Can be applied directly to studs, over sheet rock, or most existing interior walls Shadow Gap is thicker and offers more wall coverage per piece than some other products Strength and hold-ability for heavy wall objects Not intended for exterior cladding