Our knee walker scooter fit adult, recovering from a broken foot, ankle or leg, foot or ankle surgery. With 10 inch PVC front wheels and 8 inch PVC rear wheels, Dual adjustable locking handbrakes and dual rear on-wheel brakes. Fully adjustable handlebars and knee pad, handlebars height: 28.15"-37.2", knee pad height: 16.93"- 20.86" Weighs 22 lbs, ideal for both indoor and outdoor use. Weight capacity is 300 lbs. While the front center frame are designed to fold the knee walker into the most compact size possible, easy transport and storage.