1. Recommend to kids from 6 to 11 years old. 2. Built with good safety features: Wonderful safety aspect of this go kart is that each racing style seat comes standard with its own harness seat belt. Speed Restrictor: (Governor) Can be adjusted from the top 30mph down to 4mph. Rear disc brake provides sure and efficient stopping power in a variety of conditions for the kids 3. Smooth and torquey 90cc air-cooled, four-stroke, single cylinder Engine produces superb low- and mid-range power for both the kids’ recreational use. 4. DC-CDI ignition system ensures dependable starting and puts out consistent spark at all RPM for optimal engine performance. 5. Electric Starting provides much easier control and handling, and gives the rider the great convenience in the event of a stall. 6. Durable chain drive, which is really great. Chains are easy to repair and replace. 7. The dual seat is a super gift!! The OUTSTANDING COMFORTABLE RACING STYLE SEATS design for maximum driving and passenger comfort for YEARS OF FUN. 8. Steel frame is lightweight and features outstanding durability with superior rigidity for superb handling. 9. Full-size chassis design provides ample space and all-day comfort for the little driver and his or her passengers. 10. 4inch seat height and high quality seat padding ensure you a roomy and comfortable riding experience. more info