The Admiral mailbox is durably constructed from rust-proof aluminum and classically designed to match any home. Its aluminum composition not only defends against rust, but also has corrosion resistant properties to further extend its use. Made with 60% thicker material than most standard mailboxes, the Admiral incorporates an internal body strap and a patented door brace to increase its strength. The patented door brace is also uniquely designed to shield rain away from the interior, keeping your mail unharmed. Featured in a large capacity to accommodate larger parcel and box deliveries. This resilient mailbox is painted in a textured powder-coated finish, giving it a unique appearance while adding protection. If you're looking to stop replacing mailboxes due to rust and corrosion, look no further then the Admiral aluminum mailbox.