Bird Address Stamp - Rectangle Song Bird Stamp - Custom Bird Stamp HOW TO CUSTOMIZE: Shortly after you place your order. You will receive an automated email asking for your customization. You simply reply to that email with your customization. Bird Address Stamp - Rectangle Song Bird Stamp - Custom Bird Stamp Custom Return Address Stamp is self inking. Impresssion can last for up to one thousand impressions before being reinked. Custom Address Stamp impression is approximately .875" x 2.3". Default color is BLACK unless otherwise stated in Customization. All orders are made to order. Most orders ship within 24 business hours of your customization being received.