Not only helping to keep your bathroom organised and tidy, the four tier corner shelf unit uses a tension spring mount so you don't need to drill holes into your wall. Designed to fit securely between your ceiling and floor using tension to keep it securely in place. Crisp Polystyrene shelves are perfect for keeping shampoo, shower gel, soaps, sponges and other bathroom essentials close to hand, which allows you to spend more time enjoying a bath knowing that everything is just there.