The Bunzi gradual balance bike is a unique 2-in-1 balance bike. Teach your child balance in a fun and step-by-step way: start in 3-wheel mode and switch to 2-wheel mode when your child is ready. Switch back and forth as many times as you want. The seat position in 3-wheel mode is higher for making more speed. The Bunzi has silent indoor and outdoor TPE wheels and a nice little storage trunk in the seat. It is wrapped in a unique bunny-style design. This nice little bunny is sure to become the preferred bike buddy of your kids. Tricycle. Steel frame. Weight when fully assembled 1.9kg. 5 inch wheel size. Puncture-proof tyres. Switch from 3 to 2 wheels. Suitable for ages 1 year and over. Minimal assembly. Manufacturers 2 Year (1 year fabric) guarantee. WARNING(S): Protective equipment (helmet) should be worn, not to be used in traffic.