Upgrade your shower with this 16" x 24" ready-for-tile recessed niche featuring a sleek black finish and double-shelf design for organized storage of soaps, shampoos, and accessories. Made from durable Hcfc-free Xps plastic with a triple waterproof substrate (Xps foam board, cement mortar, waterproof coating), it offers 100% sealed protection to keep walls dry and extend their lifespan. The reinforced double-layer cement mortar and glass fiber mesh provide strong rigidity and load-bearing capacity, while the rough grid surface ensures superior tile adhesion. Install horizontally or vertically using the included mounting kit, and customize the interior with the movable partition. Perfect for showers, bathrooms, kitchens, cabinets, and bookshelves.