Kids Foot Growth Predictor.

What size to buy today, for tomorrow.

Kids' feet grow fast. Enter your child's current foot length and we'll estimate how much they'll grow over the months ahead — and what size to buy now so it still fits then. A guide based on published foot growth research, not a guarantee.

Child

Measure the longer of the two feet. Enter mm (e.g. 165) or cm (e.g. 16.5).

Not sure how to measure? See our guide.