Size Converter — Shoe, Clothing, Ring and Kids Sizes in One Place
01Convert a size
02Find by foot length
Your foot length rounded up to the next 5 mm is the reference size. The result is applied to the converter above right away. How to measure
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01Convert a size
02Find by measurements
If your measurements point to different sizes, the larger one is shown (you cannot make a small garment bigger). How to measure
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01Convert a size
02Find by finger measurement
Screen calibration
Hold a credit card (85.6 mm wide) against the dashed box on screen and move the slider until the widths match exactly. The calibration is saved on this device only.
After calibrating, place a ring you own on the circle and check whether its inner edge lines up with the line. An uncalibrated screen may not show the true size. How to measure
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01Convert a size
02Find by foot length
Ages are rough estimates based on the middle of growth records. Children vary a lot, so always measure.
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Size systems are approximate correspondences based on national standards and industry practice, and can differ by half to one size depending on brand, product and fabric. Always check the brand's own size chart before buying. Your measurements are calculated only in this browser and are never sent anywhere.