Octagon Shaped Magnets - Outdoor & Car Magnets 30 Mil will give your awareness campaign a new window to the outdoor world. The UV safe, fade resistant and water repellent features of these custom awareness magnets allows your message or quote to stay exposed in the outdoors conditions safely for many months. Order these personalized magnets at the earliest to grab our free digital proofs, free full-color printing and free digital design assistance offers.