A Personalized Mailbox Adds Great Curb Appeal Our Superior Personalized Mailbox Package is 20% larger than most premium mailboxes. The side panels can be personalized with your house number and street. Large enough to hold multiple days' worth of mail or packages, this mailbox will help keep your magazines crease-free. This mailbox is independently tested for function and durability. Die cast rust-free aluminum with weather-resistant powder coat finish. All hardware included. Assembly required.