This new addition from Micro can be used in 3 stages: the steering stick locks into the stable 3-wheeled base, first with the seat in a low position, then as your child grows move the seat to the high position, finally remove the seat altogether for My First Mini Micro scooter with the O-bar, you'll be amazed how young they can scoot! With a simple click you can change the O-bar for the standard T-bar so that the scooter can be used for years longer as the well-loved Mini Micro scooter. 1 year with low seat 1.5 years with high seat 2 years with O-bar 2.5 - 6 years with T-bar NB Seat and O-bar only! Mini Micro scooter not included and must be ordered separately., BEST TOY AWARD - Nuremberg Toy Fair 2012