Whether you need to ensure the safety of cash, keys, rent payments, comments, or ballets, the Mail Boss Locking Security Drop Box is there to secure your essentials. This easy-to-use drop box is made of steel that will handle even the roughest of elements. Its top drawer pulls out for inserting mail, while a lock secures its contents. Bolt this unit to a wall or leave it in a convenient space, either way, you’ll rest assured knowing its contents are safe and secure. Dimension – 4.7″ x 11.2″ x 16.2″.