The Gibraltar Patriot post-mount mailbox is constructed from sturdy, rust-proof plastic material. This mailbox is weather and impact resistant for longevity against weather elements and day-to-day use. Its large size can receive multiple deliveries including padded envelopes and small boxes. The Patriot has a fresh look to match any landscape, and includes blank spaces on the door and side to add customized letters or numbers. Includes a standard outgoing mail flag for the Postmaster, and also a received mail indicator flag to alert you that mail has been delivered.