This ZBOCAI shower niche is such a smart upgrade for any bathroom! The 12x12 inch size (13.1x13.1 inches outside) gives you plenty of space for shampoo bottles, soaps, and toiletries without sticking out from the wall. Made from durable 304 stainless steel with 1mm thickness, it's sturdy enough to handle daily use without deforming. The matte black coating resists rust and corrosion in wet environments, and cleaning is a breeze - just wipe down. Installation is straightforward: cut a 12x12x4 inch hole in your wall, apply glass adhesive, and insert the niche. No tiling needed, which saves time and money on bathroom renovations. The seamless one-piece welding prevents leaks, so you don't have to worry about water damage. Beyond the shower, you can use these in kitchens, living rooms, or studies for discreet storage. The recessed design saves space while adding a modern, organized look to your bathroom. Perfect for new construction or remodeling projects. Finally, a place to keep all those shower products organized and within easy reach without cluttering your bath area. Such a simple addition that makes your bathroom so much more functional!