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 enhance load capacity, while stable wall hooks ensure a secure hold. Invisible Fixed: The no-drill picture fixing system offers a clean, invisible installation for an elegant look. With tape and spacers, it creates stylish 3D effects. Spacers protect walls and keep your frames perfectly aligned. Wide Application: The adhesive frame clip works well on smooth surfaces, including aluminum pictures, acrylic glass, acrylic frames, mirrors, hard foam, plastics, and metal plates. Installation Precautions: Before using the wall mount, ensure the surface is clean, dry, and free of grease, dust, and solvents. After application, allow 24 hours at room temperature for full adhesion.