18in 40th Birthday Rainbow w/streamers Mylar Balloon

Celebrate a milestone 40th birthday with this vibrant 18-inch mylar balloon. Featuring a bold rainbow design with colorful streamers, it adds instant festive flair to any party setup. Lightweight and durable, this foil balloon is perfect for helium inflation and pairs beautifully with latex balloons or as a standalone statement piece. Ideal for decorating venues, gift bags, or creating eye-catching balloon bouquets. Ships flat for easy storage and handling.