USPS Approved MailGuard locking mailbox is an affordable security mailbox uniquely designed to eliminate the threat of stolen mail by keeping your mail private and secure, accessible only to you. This locking mailbox featured on Today on NBC was voted to have the "ideal mailbox design" at several trade shows. Made in the USA. Featured on Skymall Catalog and Hammacher Schlemmer Catalog. AVAILBLE IN THREE COLORS: BLACK, BEIGE, OR GREEN. The Mail Guard, made of polyethylene plastic, is resistant to vandalism. It withstands impact from cars, trucks, baseball bats, crowbars, etc. USPS approved, unique secure design, access delivered mail only with a key, accepts large size mail, ample storage for weeks of mail, waterproof, withstands extreme weather. Rust, peel and fade proof! The Mail Guard's unique patented design eliminates the threat of stolen mail. Incoming mail is delivered into a locked storage area, allowing access only with a key. Yet the mail carrier never requires a key to deliver the mail. Feautures a spcacious opening for incoming mail; a convenient outgoing mail slot, and over 2000 cubic inches of mail storage space, enough to accommodate mail delivery for numerous days or weeks. All hardware is included for easy mounting to a post (not included) or a wall. MailGuard locking mailbox comes pre-assembled. Simple instructions allow you to attach your personal lock and flag (both included). Once MailGuard is mounted to your curbside post or outside wall using the 4 specially treated bolts provided, you will never worry about maintenance. Outgoing mail is placed in the outgoing mail shelf of the top door. Flag is raised. Your mailman then retrieves your outgoing mail, lowers the flag Easy Installation: MailGuard locking mailbox can be easily mounted on a 4x4 wooden (suggested) or to most other types of posts. MailGuard can also be mounted directly to the outside wall of your home or place of business, on brick, wood, cement, or aluminum siding etc. Mailboxes must be placed to conform to state laws and highway regulations. Customers are requested to contact the local Post Office before erecting the security mailbox to ensure its correct placement and height on at the street. *All nuts and bolts are provided for installation. Includes: One Mail Guard locking mailbox, 4 bolts, one cam lock with 2 keys, one flag and one flag assembly plastic washer and bolt/assembly and mounting instructions. Mailbox Overall Dimensions: 24" x 12" x 18", Physical mailbox weighs 10 lbs. Incoming Slot Dimensions: 10 1/4"w x 2 1/4"h, wide enough for an express envelope or a smal priority box. Availability: Please allow 5-10 business days for delivery, if items are in stock.