The Windsor White Wall-Mount Mailbox is constructed of durable, weather- and rust-resistant polypropylene for lasting use in any climate. The front panel features a decorative, engraved design to give your home a touch of classic style. This standard-sized, wall-mount mailbox comes fully assembled for hassle-free installation. Holes on the rear are spaced 10-1/4 inch apart for fastening in place (mounting hardware sold separately).