Superior Material & Size: These picture hangers are made of high-quality ABS plastic, which is more durable than standard PP plastic. Each hook measures 1.65 x 0.79 inches and supports up to 25 lbs. Invisible & Traceless: Compared to traditional nails, these stucco hooks leave only small pinholes that are barely noticeable, helping to protect your walls from damage. Applicable Walls: Suitable for most wall types including concrete, cement, stucco, plaster, wallpaper, and wooden walls. These hooks are strong and heavy-duty for long-term use. Sufficient Quantity for Wide Use: Includes 40 wall hooks. Ideal for hanging pictures, tapestries, mirrors, and more. Easy to Install: Requires only a hammerno drilling needed. Simple and quick installation saves time and enhances your home decor. Color: White Material: Plastic Size: 4.2 cm Package Contents: 40 x Hooks Note: Light reflection and differences in display screens may cause slight variations in color. Measurement may vary by +/- 1-3 cm.