To make the best out of these Outdoor & Car Magnets 30 Mil Square Corners you should try something different with these custom rectangle magnets. In order to ensure that your customers are likely to fix these customized magnets on their cars, provide the same imprinted magnets in different colors so a different car color will not stop your magnets. Get UV safe, waterproof and fade resistant features along with these magnets for a long lasting promotion.