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Runhit Boys Thermal Underwear Set, Fleece Lined Green Base Layer

Original price was: £19.99.Current price is: £16.98. (as of 10/13/2026 19:34 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.)

Runhit Boys Thermal Underwear Set is a green fleece-lined kids base layer with a long-sleeve crew neck top and full-length thermal bottoms. It uses an 88% polyester and 12% elastane fabric blend, with a close athletic fit, tag-free design, breathable finish and quick-drying feel for layering under clothing.

SKU: B0HFC2Y3FF Category:

Quick Summary

The Runhit Boys Thermal Underwear Set is a green fleece-lined base layer set for kids. It includes a long-sleeve crew neck top and full-length thermal bottoms, with a soft brushed inner layer and a close athletic fit for layering under clothing.

The fabric is stated as 88% polyester and 12% elastane. The set is also described as breathable, quick drying, tag-free and stretchy, with an elastic waistband on the bottoms.

Key Details

DetailVerified information and buyer relevance
BrandRunhit. Useful for identifying the exact set.
Product typeBoys thermal underwear set / kids base layer. This is a 2-piece set for layering.
ColourGreen. Check the colour if you want a specific look for school or outdoor wear.
Fabric88% polyester and 12% elastane. This affects feel, stretch and how the garment layers.
Included itemsLong-sleeve crew neck top and full-length thermal bottoms.
FitClose athletic fit with 4-way stretch and slim profile.
WaistbandElastic waistband with woven lettering.
Design notesFleece lined, breathable, quick drying and tag-free.

What to Compare Before Buying

  • Fit: This set is described as a close athletic fit, so compare the chosen size with the intended layering space under clothing.
  • Layering use: It is intended as a base layer, so check whether you want a slim underlayer rather than a looser thermal set.
  • Included pieces: The set contains a top and bottoms, which matters if you are looking for a single garment or a complete underlayer outfit.
  • Fabric blend: The stated 88% polyester and 12% elastane blend gives a clear fabric check for feel and stretch preference.
  • Colour: Green is the stated colour, so confirm that this is the version you want before choosing an offer.

Before You Decide

Check the size, green colour and 2-piece configuration before choosing an offer. This set is designed as a fleece-lined kids base layer, so it suits buyers who want a top and full-length bottoms for layering rather than a single thermal item.

Follow the care instructions for the garment and make sure the close fit is the style you want for wear under clothing.

Brand

Runhit

Manufacturer

Runhit

Product Group

Apparel

Part Number

UK-FZBS0311452-22

Color

Dark Green

Size

7-8 Years

Number Of Items

1

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