OCR Magnetic Push Pins - Perfect for Fridge Magnets, Whiteboards, and Maps 24pcs (Purple) This package contains 24 purple magnetic push pins. Ideal for holding items on Filing Cabinets, Whiteboards, Bulletin Boards, Magnetic Maps and Refrigerators! Small magnets that hold up to 6 pieces of paper with a single magnet! Dimensions of one magnet is 11 mm diameter by 17 mm length.