• Includes 20 high-power neodymium magnets, made with NdFeB magnetic material, with a nickel-plated surface for corrosion and drop resistance. • The set also contains 20 metal plates to use the magnets on non-magnetic surfaces. • Conical design with a diameter of 12 mm and a height of 16 mm, easy to grip and separate, ideal for hanging small objects. • Perfect for organizing notes, photos, and postcards on whiteboards, refrigerators, and bulletin boards, keeping spaces tidy. • Safety recommendation: keep away from pacemakers and children to avoid risks.