Adhesive backing for closet shelf. It is the ideal choice to install a compartment in a wardrobe or closet without damaging the wall, no drilling required. Easy to install, solid and sturdy. Product Name: Adhesive tray for shelf support. Quantity: 12 pieces. Dimensions: 6.1 x 6.1 cm. Color: clear. Suitable walls: smooth tile, smooth marble, smooth metal, tempered glass, smooth wood. Unsuitable wall: rough surface, painted wall, whitewashed wall, concrete wall. Installation: 1. Please clean the wall surface. 2. Peel off the plastic protective cover from the hooks on the back. 3. Stick it to the desired position and press and scrape the air from the center to the edge. 4. Keep it dry for more than 12 hours. Note: Please use the sticker after 24 hours. These non-trace adhesives are not reusable, do not remove or stick them again.