← Back to guides

Layered winter clothing for children with a jacket, boots and measuring tape.

Winter clothing sizing for children

Learn how to choose winter clothing sizes for children, including jackets, snow pants, base layers and boots.

Last updated

Winter sizing is about balance

Winter clothing is harder to size than everyday clothing. Jackets, snow pants, boots, gloves and base layers all need to keep your child warm while still allowing movement.

Clothes that are too small can feel tight and restrict layering. Clothes that are too large can be uncomfortable, unsafe or ineffective.

Start with current measurements

Before buying winter clothes, measure your child’s height and, when relevant, chest, waist, hips and foot length. EU children’s clothing sizes often use height in centimeters, but brand-specific charts may also use chest, waist and hip measurements.

Allow room for layering

Winter clothes often need space for layers. A jacket may be worn over a base layer, sweater or fleece. Snow pants may need room over thermal leggings.

Too much extra room can make the garment bulky and harder to move in. Sleeves that are too long, shoulders that are too wide or trousers that drag under boots can make winter play uncomfortable.

Consider the whole season

Winter clothing is often used for several months. If your child is near the top of a size range at the start of winter, sizing up may make sense, especially for outerwear.

If the garment already has generous fit or adjustable features, the current size may still work.

Useful winter sizing features

Look for features that help a garment last longer through the season.

  • Adjustable waists
  • Elastic cuffs
  • Extendable sleeves or legs
  • Snow locks
  • Adjustable shoulder straps on snow pants
  • Room for base layers
  • Clear brand size charts

Winter boots need careful sizing

Winter boots need enough room for socks and toe movement, but they should not be so large that the foot slides. Measure both feet and use the longer foot.

Avoid buying winter clothes too large “just in case.” Oversized winter clothing can make it harder for a child to move, climb, run or play safely. Also avoid tight boots, because restricted toes can feel colder and uncomfortable.

Try the free size tool

Frequently asked questions

Should I size up winter clothes?

Sometimes. If your child is near the top of a size range and the item needs to last several months, sizing up may help, especially for outerwear.

Can winter boots be too large?

Yes. Extra room for socks is useful, but boots that allow the foot to slide can be uncomfortable and less stable.

Keep reading

Try the free size tool