Which bike size will fit my kid? Support November 28, 2018 13:40 Updated Follow We have 5 bicycle sizes for kids. To find the correct size, measure their inside leg. You could find the size chart here Click here to go back to our website. Related articles Which bike size will fit me? How to assemble a Junior bike? Do your children's bikes come with stabilisers / training wheels? Do you have a retail shop? Which bikes are better for hills? Comments 0 comments Article is closed for comments.