Secure White Mail Package Drop Box with Locking Doors and Signal FlagMail Package Drop Box The Mail Package Drop Box is a durable and secure solution for receiving and sending mail. Made of aluminum with a powder coated finish, it features front and rear access locking doors, an outgoing mail tray, and an adjustable signal flag. Key Features: Durable Construction: Made entirely of aluminum with a powder coated finish. Secure Access: Front and rear locking doors with 2 keys for each door. Convenient Mail Handling: