Easy on surfaces: The magnet surface will not scratch refrigerator doors or whiteboard surfaces. Strong Magnets: These magnetic pins can hold A4 papers. It will be easier to use these magnets and remove them from the board. (Not suitable for glass magnetic board) Bright colorful magnets: These packs of magnets are perfect for brightening up your home ABOUT SHIPPING:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Must have item : Ideal for holding items on filing cabinets, whiteboards, bulletin boards, magnetic cards and refrigerators.