CL-600 Balloon Jet Racer is our classical product. Using the air presure of Balloon to push Jet Racer to go forward. Special formala balloon can play many times. It also includs 1 PCS Number sticker, you can stick different number on Jet Racer, play with friends or family, enjoy the fun together. *Two balloons, one to play, other for spares. *Educational toys that help children learn air pressure. *Made using safe and high quality materials. *Play with friends or family, enjoy the fun together.