Light and durable aluminum frame. Built-in suspension for mini-rippers who ride bumps and jumps. Cross country style rubber tires (12½ x 2¼in.) with inner tubes for a smoother ride. Soft padded synthetic leather seat keeps tiny tushies happy. Best suited for ages 2 to 5. Easy assembly kit includes wrench. Adjustable seat height from 37 to 48cm. Aluminum quick release for seat. Comes with detachable bell. Two available - price is per bike