Features 1、PORTABLE DESIGN: These pushpins are perfectly designed, with appropriate size, easy to hold and store, can be used at home or in the office. 2、STRONG MAGNET: These pushpin magnets are made of NdFeB material with high magnetism, providing better retention and stability. 3、APPLICABLE RANGE: These powerful magnets can adsorb A4 paper, suitable for whiteboard, fridge and dry wiping board, stable and reliable. 4、3 LAYER COATING: These magnets have 3 layer coating of nickel, copper and nickel to ensure that the magnet does not rust and avoid scratching. 5、SPECIFICATIONS: Includes 10pcs of different color push pin magnets for easy identification and classification, which are beautiful and practical. Specification Item Type: Push Pin Magnets Material: NdFeB, ABS Coercivity: 955KA/m Residual Magnetism: 1.17T Intrinsic Coercive Force: 800KA/m Maximum Magnetic Energy Product: 263KJ/m³ Density: 7.6g/cm³ Working Temperature: 80℃ Package List 10 x Push Pin Magnets