: Have your child stand against a wall in their riding shoes. Measure their total height and their inseam (from the ground to the bottom of the crotch).
Choosing the right kids' bike is primarily about rather than frame size. The best approach is to measure your child's height and inseam (inner leg length) rather than relying solely on their age, as growth rates vary significantly. 1. Find the Right Size buy kids bike
Unlike adult bikes, kids' bikes are measured by the . : Have your child stand against a wall in their riding shoes