One 18 inch Happy Birthday to You Cake Foil Balloon. This cute Happy Birthday to You Cake Foil Balloon will be fantastic for your little one's party. Get several of these balloons and some of our solid color latex balloons to create a wonderful balloon bouquet. Use some of our coordinating curling ribbon to tie to the balloons for a complete look. Put the Happy Birthday to You Cake Foil Balloons all around the party area for lots of fun and color.