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Grow Fit

One number in. The right size out.

Buying by age is the single biggest cause of returns in children’s clothing, because two children of the same age are routinely two sizes apart. Height does not have that problem.

Diagram showing where to measure standing height, chest, sleeve and inside leg

Measure, then type

Stand your child against a wall without shoes, mark the top of the head, and measure to the floor.

cm

This runs entirely in your browser. Nothing you type here is sent to us, written to this device or kept after you close the tab. We do not ask for a name, a birthday or a photograph, and we never will.

Enter a height to see the size.

We will show the size that fits now, roughly how much growing room is left in it, and everything in the shop that comes in that size.

What we do with what you type

Nothing. The calculation happens in this page, in your browser. No request is made, nothing is written to your device, and the numbers are gone when you close the tab.

What we never ask for

A name, a birthday, a photograph or an account. We sell to adults and we hold no information about any child. There is no field here that could create one.

What the estimate is worth

The months-to-next-size figure comes from general population growth references. It helps you decide whether to buy one or two of something. It is not an assessment of your child.

Prefer to talk it through? Send us the height and we will answer, or read the full size guide.