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 from Top to Bottom: This post mounted mailbox features a tough, black powder-coat finish, adding an extra layer of protection to this curbside mailbox. 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 "F" Compatible: Made to mount effortlessly on all Architectural Mailboxes posts marked with letter F. Secure Door Closure: Mailbox latch keeps the mail box door firmly shut, even in wind and weather. Classic Look, Lasting Appeal: Iconic, timeless post mount mailbox style complements both new & historic homes, making it a versatile choice for any setting. Designed in the USA: Thoughtfully engineered with a focus on durability, function, and style.