Sharper Designs Postcard - 4" x 5 13/16". All cards are exclusively designed for Sharper™, printed on premium recycled glossy stock (Paper - Cornwall Cover Coated C1S 12 Pt. Finishing - Aqueous Gloss Coat). Just select a design, then personalize with one of our messages. Or customize by writing your own. We'll print either on the back of the card FREE! Designs may be mixed and matched in lots of 50