This magnet is great for on the go advertising. A simple, high contrast design with your company name and phone number is sure to draw attention. It also has enough room for adding a logo. Its compact size is great for most car doors and can be applied to any smooth, clean, ferrous metal surface. And, because it is a magnet, When you are off the clock or parked at home, you can remove it as easily as taking a magnet off of your 'fridge.