The STR3 6-in-1 Trike is a fully folding baby tricycle with stroller certification. It is designed to grow with your baby in 6 stages from 10-36 months, and folds up compactly to make travelling easier. Super convenient and fun, this trike goes from a baby push tricycle with a reclining seat, to an independent toddler tricycle that helps them develop the skills needed for independent riding. Decide who controls the trike Easily give control of the trike to your Baby, or switch it back into a push tricycle when they get tired.