... stable 3, 2012 new design 4, High quality Merry Rider 1. Material: plastic wood and A3-typed carbon steel ... when pedaling 6. Application Place:in city park,amusement park,recreation ground,residential park,uptown park,leisure place,activity center,square,school or ... Old friends take exercise at best for 40 minutes, not less than 30 minutes and not more than 1 hour. Outdoor Gym Rider for Park/Garden