We have Radio Flyer 2 in 1 Trike with Product Detail Two Trikes in One - twists from trike to chopper Patented quick release twist 'n lock mechanism for easy transformation Adjustable 3 position seat back, which allows your child to grow with the trike and maximum comfort For ages 2 to 4 years - Trike mode For ages 4-7 years - Chopper mode . The "Radio Flyer 2 in 1 Trike" is best product for you. We recommended Radio Flyer 2 in 1 Trike