Package Included: Adhesive board clip includes all necessary accessories: 12 easels, 12 non-marking wall hooks, 12 wall pads, and 1 spirit level. Our frames measure 4x4 cm and can support up to 5 kg. High Adhesive Strength: Our adhesive frame hangers are made of strong steel plate and durable adhesive pads, providing excellent holding power. Perforated brackets increase load capacity, while stable wall hooks ensure a secure hold. Invisible Fixed: The no-drill picture fixing system offers an invisible and elegant solution for hanging frames. With tape and spacers, it creates stylish 3D effects. Spacers protect walls and keep your photos perfectly aligned for an enhanced appearance. Wide Application: The adhesive frame clip is versatile and ideal for use on smooth surfaces, such as aluminum pictures, acrylic glass, acrylic frames, mirror mounts, hard foam, plastics, and metal plates. Installation Precautions: Before using the heavy-duty wall mount, ensure the wall or surface is clean, dry, and free of grease, dust, solvents, and other contaminants. After application, allow the adhesive to cure under normal room temperature and pressure for 24 hours to achieve optimal bonding strength.