The Berkshire curbside mailbox presents an impressive face. The one-piece cast aluminum door features deeply cut details with a rich, leather grain textured panel. The stainless steel spring hinge and magnetic catch will keep the door secure and the rustproof cast aluminum body construction creates a weather resistant mailbox. A newspaper tube is included. The traditional square mailbox post design with a decorative upgrade! Sturdy with clean lines the wellington post fits perfectly with any style of home architecture. Quick and easy direct burial will make assembly simple. No wood post needed! This is not sleeve-like many other companies use. This is a single 3" x 3" aluminum sturdy bodied post capped with a pyramid topper. The contemporary aluminum mounting bracket easily attaches to the post. Made entirely of aluminum with stainless steel components to eliminate rusting. Direct burial installation is required. This mailbox combination also includes an easy to install locking insert, to help protect from identity theft. Manufactured from rust-free powder coated aluminum, the lockbox firmly attaches to the bottom of the mailbox and cannot be removed without the key. The lockbox insert is easily installed with four screws (included). Consult your local postmaster regarding regulations governing the installation of locking inserts.