Dove Magnetic Mailbox Cover. This product is printed in high resolution on durable magnet. Fully waterproof and weather resistant. Our weather resistant inks are rated to last 3+ years in normal outdoor weather conditions. Offering the 2 most common mailbox sizes: 20.5"H X 18.25"W and 25.5"H X 20.75"W (Measure your mailbox before ordering). A Small Rectangle Shape Has Been Pre-Cut Out To Allow For Easy Application And Removal Without Interfering With Your Mailbox Flag. ***Mailbox Not Included*** Fast shipping from the USA.