Develop experimental intelligence: fun balloon car to develop motor skill and improve children's coordination Thanks to a very original inflation and propulsion mechanism, the car is triggered by a balloon, it will not leave you indifferent Attractive and practical design: easy to assemble, contains 8 balloons and 2 cars (dimensions: 8.5 cm x 6 cm x 6 cm). The structure is compact, drop and wear resistant, durable for long-term use Gift experience and fun to enjoy with friends, parties, birthdays and special occasions There are 3 designs with different colors: red, green and yellow, choose the one you like most and enjoy the most exciting car racing