Heavy Duty: High quality PVC base and premium adhesive, 7.2cm x 7.2cm adhesive base provides better adhesion, weight can support up to 22 pounds Transparent and invisible: transparent adhesive base and circular hook holder, whatever color surface you hang the hook on, even invisible, it will not affect the beauty of your wall, ceiling or door Wide application: Suitable for wood, glass, frosted glass, glass grid, ceramic tile, metal, acrylic, unpainted walls and any other hard flat surface Easy to use: peel off the back cover and stick on the target surface. To get a better grip, make sure the position you are going to glue is clean Package includes: 8 adhesive wall hooks and a free storage box Set of 8 Transparent Adhesive Wall Hooks (7.2cm x 7.2cm) for Home Bathroom, Kitchen, Door from Wall to Ceiling, 22pound / 10kg Specifications Waist Size: 7.2cm x 7.2cm Support shape: circular Maximum weight: 22pound / 10kg Applicable: suitable for wood, glass, frosted glass, glass grid, ceramic