Puzzle Piece Shaped Magnets 20 Mil will pique easy interest in the minds of the audience due to its fun design. These full-color magnets stick to refrigerators, filing cabinets and other metal surfaces. These indoor magnets are ideal for promoting awareness events, community events, educational programs and more. Request a quote to know the price savings that can be availed on bulk orders of these 6x4 Custom Puzzle Piece Shaped Magnets 20 Mil.