Brontosaurus Supershape Foil Balloon Firstly, this Anagram super shape foil balloon is the perfect gift for any dinosaur fan. In addition to its shape, the balloon is bold with its green and blue colours. The Brontosaurus measures 32" x 27" when it is fully inflated. Your balloon will be delivered to your door in a decorative box lined with tissue paper, containing chocolates, confetti, a gift card and comes with balloons for you to inflate at home. The balloon will be inflated with helium. To purchase this flat packed, please click here.