This heavy-duty shower storage shelf is scratch-proof, made from aerospace aluminum and premium tempered glass. With a 0.3-inch thickness, it offers excellent safety and stability, supporting up to 40 pounds. Measuring at L 15.7in * W 4.5in * H 5.9in, it provides ample storage for toiletries. Installation options include adhesive for surfaces like ceramic tile and drill installation using screws. The modern design with round edges and corners ensures safety. Equipped with sandblasting technology for a toughened surface to prevent rust, this shelf is perfect for adding space and organization to any room in your home.