America Forever Mailbox Cover Adapter Kit, Adapter Kit for Magnetic Mailbox Covers, Premium Adapter Kit to Attach Magnetic Mailbox Makover Covers on Non Metal Mailboxes - 17 x 1 inch - Walmart.com
4th of July Bald Eagle Mailbox Covers Magnetic Patriotic - Etsy
VWAQ Autumn Forest Magnetic Mailbox Covers Fall Seasonal - Etsy