Help keep track of important things on the largest bulletin board in your house - the refrigerator door! DIMENSIONS:FOUR MAGNETS APPROXIMATELY 1 INCH SQUARE. TOP MAGNET is 3/8 by 2 inches. ALL SIZES ARE 1/8 THICK. PACKAGE IS 2 BY 4 INCHES. They come nicely packaged in a set of 5 theme based icons. Magnet is a strong round 1/4 inch neodymium rare earth.