Chocolate chip cupcake postage stamp

As long as you don't mind paying at least $0.77 for a $0.42 first-class stamp, Chocolate Chip Postage is an indulgent way to send in your utility bills and pay off your mortgage each month. Sold in sheets of 20, the stamp is customizable (background and border colors, image placement, orientation, text) and offered in three sizes: 1.8" x 1.3" ($15.35), 2.1" x 1.3" ($17.50), and 2.5" x 1.5" ($19.60).

Other postage rates, including Priority Mail, are also available.