Add eye-catching colour to a milestone celebration with these Latex Happy 21st Birthday Balloons. Supplied in an assortment of bold colours, these balloons are a quick way to add festive flair to a twenty-first birthday party. With "Happy 21st Birthday" lettering printed on one side, these party balloons are designed to be filled with air and hung from the ceiling to ensure the printed text is right-side up. Whether they're hung individually throughout the room or bunched together in balloon bouquets, these latex balloons will be a cheerful addition to the celebration.