*** IF YOU HAVE A LOGO or image please contact us before placing an order *** This listing is for one unit. Each magnet can be different, just let us know what you want them to say. Size: 24" W x 18" H White background. Lettering is made with high-quality outdoor vinyl. ATTENTION CUSTOMERS: After we receive your order we will send you the artwork for your approval. Your order won't be shipped until you approve it. This is the #1 selling magnetic sheet in the United States. It is specially magnetized for NO dead spots. The 30 mil flexible material holds onto vehicles even at high speeds. They conform well to most metal surfaces and are easy to remove.