Two trikes in one – ride as a trike or a chopper for years of fun! Tool free transformation – Simply unlock & twist the frame or front wheel to switch modes - no tools needed! Adjustable seat in chopper mode grows with your child Traction tread on front wheel Comfort hand grips Unisex design for all to enjoy For boys and girls 2-7 years If you have any questions regarding your product, please contact Radio Flyer Customer Service at 1 (800) 621-7613 or email us at customerservice@radioflyer.com.