Just got this from Clarks:
Buy a Gauge
Choosing a Clarks Foot Measuring Gauge
- Clarks Fit Measuring Gauges help you to measure your child’s feet accurately at home.
- Depending on your child’s stage of development, choose either a Toddler or a Junior Gauge.
- Gauges come complete with easy to follow, step-by-step written instructions. There’s also an online video demonstration of how to use the gauge.
Toddler Fit Measuring Gauge$9.95 Buy a Toddler Gauge Kids UK infant size 2 up to a UK infant size 9 ½. Suitable from walking to the age of three.
Junior Fit Measuring Gauge$9.95 Buy a Junior Gauge Kids UK infant size 10 up to a UK adult size 10. Suitable from the age of three.