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, which provide 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 look. With tape and spacers, it creates stylish 3D effects. Spacers protect walls and keep your photos perfectly aligned for a clean appearance. Wide Application: The adhesive frame clip is versatile and ideal for 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, and solvents. After application, allow 24 hours at room temperature under normal pressure for optimal adhesion.