High quality materials: high quality stainless steel and threaded self-adhesive PVC. The screws are not easy to rust, and the stickers on the back of the gel are sturdy and durable. Invisible self-adhesive hook: The unique design makes the transparent hook almost invisible and extremely decorative. If installed correctly, these nails do not damage the wall and can be firmly attached to the wall. Easy to install: no drilling or tools required. Stick the picture hook on the straight surface for 24 hours, hang the picture and secure it with a nut. The adhesive mat is waterproof and dustproof, firmly attached to the surface and does not fall off. Before doing so, please make sure the place where you want to paste is clean. Self-adhesive photo hooks: The package includes 10 photo hooks. With our photo hooks, you can hang photos, frames, garlands, lights and other holiday decorations without damaging walls and with strong adhesion. The unique transparent design makes it almost invisible. It does not affect the aesthetics of walls, ceilings or doors. Suitable for all types of furniture: high speed screws for bathroom brackets, clocks, photo frames, kitchen utensils , etc. Can be firmly attached to walls, brick, glass, metal, doors and wood panels.