MailWraps OVERSIZE MailWraps - Sunflower Farm Mailbox Cover #22036 Part of Magnet Works collection of matching flags, mailbox covers, and yard signs Attaches to metal mailboxes with magnetic strips. Adapter kit for non metal mailboxes sold separately. Fits oversized mailboxes 8"x 22" High quality flexible vinyl. Made in the USA. Reusable, change covers for each season