How to mail a letter when you just have a mail slot

What has become of shiny brass mail slots in front doors? Are they door mail slot Slot opening is 11 wide x 2 high Specifications Operating Temperatures, Door Cutout: 11-12 wide x 2-1116 high WiFi compatibility, Mail Slot Screw door lock slot A perfect addition to any residence, this mail slot enables mail to be delivered right to your door! The mail slot features an 11-inch opening and

door mailbox slot Enjoy the security and convenience of receiving your mail through the slot in your door Suited for any home, our vintage mail slots for doors or walls come