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Men's HeatFX Heavy Base Layer Long Underwear

Prices as of September 26, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$52.00
Sep 13 · Macy's
Best price
$52.00
−0% vs high
14-day high
$52.00
All stores
$52$52$52
Sep 13Sep 26
  • Macy's
Lowest in 14 days: $52.00 at Macy's. Highest: $52.00. Current best is 0% below the 14-day high.

About this product

Stanfield's Men's HeatFX Heavy Base Layer Long Underwear is a lightweight, thermal base layer designed for high activity levels. Engineered with Heat Ultralight fabric featuring microscopic fiber pockets that trap heat without adding bulk, it provides warmth while maintaining flexibility and moisture management. The garment includes a functional fly opening, tagless labeling, and flatlock seams for comfort. Made from a blend of 57% acrylic, 38% viscose, and 5% spandex, it is machine washable and imported.

  • Heat Ultralight fabric
  • 57% acrylic, 38% viscose, 5% spandex
  • Functional fly opening
  • Tagless labeling
  • Flatlock seam construction
  • Machine washable

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Men's HeatFX Heavy Base Layer Long Underwear — Price History