Happy Birthday!!! Wish that someone special a very happy birthday with this beautiful butterfly letter banner! Every letter has a butterfly on it and there is a single large butterfly to separate the words, "HAPPY" and "BIRTHDAY." This is a single piece banner that folds up for easy storage. Click on the images tab below to see a picture of the banner displayed against a blue background. Size: Letters are about 6 inches high and the banner length is 7 feet. Part of the Spring Butterfly line of partyware. See related links below for other items.