Enhance coordination: This toy helps balance the vestibule, promotes bone development, and exercises balance and coordination in children's movements. Very fun, healthy growth toys, also suitable for adults. Material: environmental protection, non-toxic PVC, durable. Reinforced pedal ball anti-skid, air nozzle is not easy to leak. Hint: do not use on smooth surface, such as: glass surface, oily floor, metal floor, and uneven place. Age appropriate: can be used for ages 4+, helpful for hand-eye coordination and overall motor skillsLoad bearing: maximum load bearing capacity is 220 pos. Convenient assembly, suitable for family games and children's entertainmentIt can be used in many places: home, park, gym, playgro, etc. Very easy to assemble and carry, indoor and outdoor can be used