Blackbird Letterpress' newest style of card, a fold out card with a surprise. Folded up and closed it reads "congratulations." Expand the card to pop the champagne, and let the festivities begin! Folded, the card measures 4.25" x 5.5", and it unfolds to 10.25"x5.5". It is letterpress printed in yellow-gold and green on 100# recycled paper. Each card comes with a mustard yellow colored A2 envelope.