Bella CORE’s Innovative Shiplap gives you the look of wood shiplap in a waterproof poly panel for shower and tub surrounds. Shiplap panels interconnect with tongue and groove and stack to form the walls. The modern design at the interconnection angles down allowing water to flow down and out. Effortless maintenance- simply wipe down with a gentle cleanser- no messy grout! Installation is as easy as 1,2,3! Kits include everything you need - shiplap panels, trim, corner caps, 2 corner shelves, recessed shelf, silicone, and adhesive Colors.