Boys Base Layer Thermal Long Sleeve Top and Legging Set, White, 12-13 Years

£10.99 (as of 10/18/2026 20:02 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

This boys’ thermal base layer set includes a long sleeve top and leggings in white, sized for 12-13 years. It is described as a plain two-piece winter underwear outfit for children, suitable as a layer under other clothing in colder weather. Check the selected size and colour before choosing an offer.

SKU: B0GF97Y5Z1 Category:

Quick Summary

This boys’ thermal base layer set includes a long sleeve top and leggings in white, sized for 12-13 years. It is described as a plain two-piece winter underwear outfit for children.

The set is presented as a warm layer for colder weather and as something that can be worn underneath other clothing. If size and colour matter, check the selected variant carefully before choosing an offer.

Key Details

DetailVerified information and buyer relevance
Product typeBoys thermal base layer set with long sleeve top and leggings.
VariantWhite, 12-13 years.
ConfigurationTwo pieces, so it covers both upper and lower layers.
UseDescribed as winter underwear and a layer for colder weather.
Fit checkCompare the selected age size with the child’s usual clothing fit.

What to Compare Before Buying

  • Size: The named variant is 12-13 years, so compare that with the child’s current clothing size.
  • Colour: White is the variant shown here, so check the selected colour before choosing an offer.
  • Set format: This is a two-piece set with a top and leggings, which suits buyers looking for a matched base layer.
  • Layering need: It is intended as underwear or a layer under other clothing, so compare that with how it will be worn.

Before You Decide

Confirm the age size, colour and two-piece format before choosing an offer. If the set is needed for colder weather layering, make sure the selected size works with the clothes it will be worn under or over.

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