20 mil magnet - Anniversaries, festivals and openings are ideal fits for the special event magnet! At 2-3/4" W x 3-1/2" H, these eco-friendly magnets are not picture frames. Please include a full color photograph as part of your artwork, if applicable. Magnets are made from flexible magnet sheets containing a minimum of 12% pre-consumer recycled material. Always in stock with low minimums, these USA-made magnets offer free stock backgrounds and full bleeds!