This Happy Birthday Cake 2-Sided 18" Foil Balloon from Anagram International is the perfect way to celebrate someone's special day. The 18" foil balloon features two sides with a bright and colorful image of a birthday cake with candles and sprinkles, surrounded by a border of balloons and stars. The balloon has a self-sealing valve and is sold flat. When inflated, it is sure to bring a smile to your loved one's face! Perfect for any celebration, this foil balloon is sure to make their birthday an unforgettable one.