1. Colorful Balloon Helicopter Aircraft Flying Toys for Kids. 2. 2 small balloons, three gas leaf, a tee, a gas nozzle. 3. Suitable for children ages 3-5 Years Old. 4. Brand new and high quality. The three-piece jack up the propeller assembly, the balloon set sits on a blue plastic drum and blowing pipe clenching the balloon, the cover tightly links the propeller on a blue plastic tube, then at the grip level, let the balloon go when inflated in order for the helicopter to take flight. Flies a few meters above the ground and gives off a sweet whistle during flight. Package Includes: Colorful Balloon Helicopter Aircraft Flying toys Boy/Girls Gift Toy DIY Material: Balloon + Plastic Specifications; 28 * 28cm Toy Size: A fan width 3.7 cm x length 13.0cm balloon two large balloon on the 5th Usage: Blow with your mouth or pump to inflate before flight Flight height: 3 Floors around Flight time: 8 seconds