Description: This picture hanging kit are made of durable, long lasting materials, display your wedding photo frame and good memories with this multi-funtional hanging kit, good to decorate your home or office. This drywall frame hooks have various sizes and many different combinations of appearance, can make the hanging objects neat and beautiful. Non-trace, hammer it gently, easily fixed on many surfaces, very convenient, small size, no damage to the wall, uneasy to fall off after installation. Cement walls, stickers wall, lime wall, whitewashed walls, wood, wooden doors. Fit for hard wood and solid walls. NOT suitable for stud walls. Suitable for hanging home and office art decorations such as clock, photo frame, photo wall, small mirror, clothes, keys, umbrellas, bags, office pendants, etc. Specification: Material: Plastic Color: White Size Chart: Traceless Nail Size (L x W): Approx. 15 x 25 mm / 0.59 x 0.98 inch Extra Large Size (L x W): Approx. 21 x 50 mm / 0.83 x 1.97 inch Large Size (L x W): Approx. 20 x 40 mm / 0.79 x 1.57 inch Medium Size (L x W): Approx. 15 x 30 mm / 0.59 x 1.18 inch 4X Size (L x W): Approx. 28 x 28 mm / 1.10 x 1.10 inch Axle Size: Approx. 8 mm / 0.31 inch Package Includes: 50 Pieces Plastic Hard Wall Hooks Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size.