Add some Autumn décor to your curbside this year. Mailbox covers in this section are suitable throughout the Fall season, as well as specific designs for Halloween and Thanksgiving. If you like to change your mailbox cover with the different seasons, you have come to the right place. Please also check out our spring, summer and every day designs. Each mailbox cover is PVC coated, weather and fade resistant and has a magnetic backing. Changing the look of your mailbox is easy with these magnetic covers. Each mailbox cover includes a set of adhesive numbers. Approximate size: 18″ x 24″ and fits any standard T1 mailbox.