Funny Physics Experiment Homemade Balloon Helicopter Educational Kit. Feature: Brand New and High Quality. Balloon Helicopter Aircraft Flying Toys For Kids. 2 Small Balloon, Three Gas Leaf, a Tee, a Gas Nozzle. Color is Random, May Not Be the Same As the One in Pictures. The Three-piece Jack Up the Propeller Assembly, the Balloon Set on a Blue Plastic Drums and Blowing Pipe Clenched Balloon, then Cover Tightly Links the Propeller on a Blue Plastic Tube, then at the Level of Grip and Let Go of the Balloon Helicopter Flight , then You Can Fly Up, You Can Fly a Few Meters High, And Giving off a Sweet Whistle in Flight. SPECIFICATIONS Model Number: Kids Toy Suit For: 3-5 Years Old Package Including: 2 X Colored Balloons 3 X Colored Rotors 2 X Connectors . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.