Large Picture Hanging Strips Heavy Duty 20-Pairs (40 Strips) Sticky Picture Hangers for Walls Hanging Pictures Without Nails - Damage Free No Nails Refill Adhesive Poster Strips for Frame Mounting Upgrade your wall decor with our Heavy Duty Picture Hanging Strips kit, featuring 20 pairs (40 strips) of high-quality adhesive strips measuring L3.7in x W0.75in. These large wall hanging strips are designed to replace traditional nails and liquid adhesives, providing a stronger adhesion compared to ordinary double-sided tape. Each set of four wall adhesive strip pairs (eight strips) can hold up to 16 pounds, making them perfect for displaying photos, artwork, or festive Christmas decorations without causing any damage to your walls. Damage Free Hanging: Our removable adhesive strips are designed for clean removal, leaving no holes, marks, or sticky residue on various surfaces. Hang your favorite photographs, childrens artwork, banners, posters, and signs without the worry of damaging your walls, unlike traditional hooks and tapes. Versatile Surface Compatibility: These sticky wall hanging strips work effectively on a variety of smooth surfaces, including painted walls, glass, tile, metal, laminate, plastic, and finished wood. However, they are not recommended for use on wallpaper, fabrics, textured walls, brick, or other rough and non-stick surfaces. For optimal results, clean the desired surface with rubbing alcohol to remove grime and dust, ensuring a strong bond for your no-damage wall hangers.