1. With our picture hooks, you can hang picture frames, wreaths, wall art, signs, decorative lights, and other festival decorations without damaging the wall. No drilling or nails are required. Strong adhesive strength. Not suitable for delicate or rough surfaces. A unique transparent design makes it almost invisible. It does not affect the beauty of the wall, ceiling, or door. 2. Our sticky picture hooks are suitable for use on various smooth surfaces. Please note that they are not suitable for uneven or powdery walls. Ideal for hanging keys, umbrellas, photo frames, clocks, paintings, and more. 3. Cement walls, wall stickers, lime walls, whitewashed walls, and doors. Suitable for hardwood and solid walls. NOT suitable for stud walls. 4. Simply wipe the wall, peel off the protective film, and stick the hanging pictures to the wall without nails. Release the air inside and let them stand for 24 hours for better adhesion before hanging your items. -------------------------------------------------- ---------- Specifications: Material: ABS, stainless steel Size: 6x6cm Type: self-adhesive picture hooks --------------------------------------------------- ---------- Package list: 10 self-adhesive picture hooks