Underwear

Kids' Underwear Size Chart

This Kids' Underwear size chart covers 6 sizes (2–3Y – 12–13Y) across 2 measurements: waist width and hip width. Values are in inches, and you can switch the table to centimetres.

Size chart

AgeWaist Width (in)Hip Width (in)
2–3Y710
4–5Y7.511
6–7Y812
8–9Y8.513
10–11Y914
12–13Y9.515
Fit tip

Kids grow fast — if they’re between sizes, size up so it lasts longer. Check the length below.

How to measure

Kids' Underwear Size Chart: how to measure, with labelled measurement points
  1. A
    Waist Width

    Lay the garment flat and measure across the waistband from edge to edge, relaxed (not stretched).

  2. B
    Hip Width

    Lay the garment flat and measure straight across the widest part of the hip area.

About these measurements: they're typical values for this kind of product, meant as a starting point. Every brand's fit is different, so adjust them to match your own garments before publishing.

All size charts →