Smilore Boys Long Sleeve Base Layer Compression Athletic Shirt, 10-11 Years, Black

£9.99 (as of 04/02/2026 05:15 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.)

The Smilore Boys Long Sleeve Base Layer Compression Athletic Shirt is a black thermal underwear top for 10-11 years. It has long sleeves, a crew neck, smooth flat seams and a close-fitting polyester-spandex blend that is described as quick-drying, moisture-wicking and machine washable.

SKU: B0DKCKL944 Category:

Quick Summary

The Smilore Boys Long Sleeve Base Layer Compression Athletic Shirt is a black thermal underwear style top for children aged 10-11 years. It is described as a long sleeve athletic shirt with a tight fit, crew neck and smooth flat seams.

The shirt is made from 85% polyester and 15% spandex, and the fabric is described as quick-drying, moisture-wicking, soft, super elastic and machine washable.

Key Details

DetailVerified information and buyer relevance
Product typeLong sleeve base layer compression athletic shirt / thermal underwear top.
Age range10-11 years, so the fit is intended for that age band.
ColourBlack.
Material85% polyester and 15% spandex, giving the fabric stretch and a close fit.
CareMachine washable, which is useful for regular sports wear.
DesignCrew neck, long sleeves and smooth flat seams.

What to Compare Before Buying

  • Age and fit: The stated size is 10-11 years, so check that against the child’s measurements and preferred fit.
  • Layering use: As a base layer, compare it with the clothing the child will wear over or under it.
  • Care needs: Machine washability matters if it will be worn often for sport or school activities.
  • Fabric feel: The polyester and spandex blend suggests a stretchy, close-fitting top, so check that this matches the child’s preference.

Before You Decide

Confirm the 10-11 years size, black colour and long sleeve base-layer style before choosing an offer. If the child needs a different fit or age band, a different size is the better choice.

Scroll to Top