This Outdoor Arrow Mailbox Address Decal Set comes with 2 arrows, 1 Left & 1 Right. Available in 13 size options from 6" wide to 18' wide.. Sizes are based on decal WIDTH. 6” Wide X 0.75” High 7” Wide X 0.875” High 8” Wide X 1” High 9” Wide X 1.125” High 10” Wide X 1.25” High 11” Wide X 1.375” High 12” Wide X 1.50” High 13” Wide X 1.625” High 14” Wide X 1.75” High 15” Wide X 1.875” High 16” Wide X 2” High 17” Wide X 2.125” High 18” Wide X 2.25” High The decal is made of Genuine 3M, Automotive Grade, Retro Reflective Safety Vinyl that will reflect light back to the source, making it easy to spot at night or in bad weather. The decal is also durable and resistant to fading, so it will maintain its vibrant colors and reflective properties for a long time. This decal allows you to add a unique touch to your mailbox, making it stand out from the rest in your neighborhood, and it's a great way to add curb appeal to your home. It's also a great way to help emergency services find your house quickly in case of an emergency. Overall, the Reflective Mailbox Arrow Decal is a functional and stylish way to personalize and increase the visibility of your mailbox.