Weather Tough, Year-Round: Rain, snow, or sun—galvanized steel construction makes this mail box one of the most reliable metal mailboxes for outside use. Rust-Resistant Finish: The black powder-coated surface adds an extra layer of protection to this curbside mailbox, helping prevent corrosion in all climates. Perfect Everyday Size: Medium size offers plenty of space for daily mail, magazines, & small packages—perfect for most curbside mail boxes for outside. USPS Post Master General Approved: Mailbox is USPS approved, as required for all curbside delivery by U.S. Mail carriers - for smooth, uninterrupted service. Install in Minutes: Fully assembled & ready to mount. Just note: mounting hardware comes with all Architectural Mailboxes' compatible posts, not the mail box. Post "A" Compatible: Made to mount effortlessly on all Architectural Mailboxes posts marked with letter A. Classic Look, Lasting Appeal: Iconic, timeless post mount mailbox style complements both new & historic homes, making it a versatile choice for any setting. From Our Home to Yours: Thoughtfully designed & assembled right here in the USA.