Brighten up your curb with the Whitley mail box post. Its crisp white design and decorative top bring just the right mix of classic and cheerful to your front yard. Made from tough, rust-proof plastic, it laughs in the face of bad weather and installs easily over a standard 4x4 wooden post. Need room for two- It can support two mailboxes with the purchase of an additional mounting board. A fresh, easygoing mail box post for outside that makes your curb look pulled together without even trying.