Doitb Retro Vintage European Style Outside Aluminum Wall Mount Post Box Mailbox Letterbox Outdoor Mailboxes (Bronze) Material: 0.5mm galvanized plate, Cast Aluminum Overall Size: 41*25.5*9cm; Letter Slot: 22.5*4.2cm Pecfect to decorate your home door. Durable constructed with super classical and vintage style. Easy and simple use kit