Black Wall Mounted Lockable Waterproof Postbox - Black; The black mailbox is a stylish addition to your house, keeping your post safe and dry. The mailbox is manufactured from high quality galvanised steel and is fully waterproof. The mailbox features a lift up hatch on top for delivering post and a lockable door with 2 keys. The mailbox also features a numbername card compartment making it ideal for flats or apartments. The mailbox is designed to be wall mounted and includes a mounting kit. color: Black