Adhesive Picture Hooks: The package contains 20 pcs picture hooks. Size: 5.6 cm L x 5.6 cm W. Our self adhesive picture hooks are made of high quality PVC material and strong adhesive, strong adhesion, no need to worry about falling off, maximum load capacity is 3kg, providing strong support for your items. No Drilling Required: Effortlessly hang pictures without nails thanks to ultra-strong self adhesive backing. No need to drill holes or tools, you can hang photos, frames, garlands and more without damaging the walls. The unique transparent design makes it virtually invisible and will not damage the beauty of walls or doors. Easy to Use: Please clean and dry the smooth surface first, then apply the self-adhesive picture hook, use the scraper to remove the air from the hook, wait 24 hours to hang the picture, and finally fix the picture with screws. Wide Range of Applications: Hanging picture hooks can be safely attached to a variety of interior surfaces including wood, glass, tiles, metal and other smooth surfaces. Ideal for living room, bedroom, bathroom, kitchen decorations and other items. Notes Before Purchase: This picture hook is not suitable for use on roughcast walls, putty powder walls, latex paint walls, wallpaper, unpainted wood boards and other dusty and textured walls.