Our 28" Gender Reveal Question Mark Foil Balloon is the perfect addition to any gender reveal party. This balloon is made of high-quality foil material that is durable and long-lasting. It features a stunning question mark design in a beautiful metallic finish that is sure to catch everyone's attention. This balloon is easy to inflate and comes with a self-sealing valve that keeps the air inside for longer. Make your gender reveal party even more special with this amazing gender reveal balloon.