1、Safe material: This inertia balloon powered car toys set is made of BPA-free, non-toxic abs plastic.The surface of this toy set is smooth as shown without harming the has a compact structure and is resistant to falling and abrasion.The whole product is rounded corners will not hurt your kids's hands. 2、Balloons and toy cars and make them unique: At the same time, the children have an extra pull back car toy.This is exactly what your children really want. 3、Educational toys: This is an air-powered balloon car vehicle set for kids's science experiment about aerodynamics knowledge. Use aerodynamics to promote environmental protection and energy saving without having to use the battery. 4、Cute cartoon design: Colorful, simple operation and a lot of creative ideas. Balloons and toy cars are always children's favorites.However, this product can combine the two and make them unique. You do not have to worry about the children with the mouth to blow up the balloon and endanger the children's health. 5、Occasion: Perfect for children outdoor and indoor game, great for party, Easter day, Valentin's day, schools, parties. 1 * Inflator 1 * Press lever 6 * Balloons (random color) 2 * trolley Type: Air powered balloon car toy Material: high quality ABS Size: as shown