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Portwest Mens Thermal Underwear Trousers (B121) / Bottoms

Portwest Mens Thermal Underwear Trousers (B121) / Bottoms

Prices as of September 27, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Kohl's price tracker

14-day low
$38.99
Sep 27 · Kohl's
Best price
$38.99
−3% vs high
14-day high
$39.99
All stores
$40$39$39
Sep 14Sep 27
  • Kohl's
Lowest in 14 days: $38.99 at Kohl's. Highest: $39.99. Current best is 3% below the 14-day high.

About this product

Portwest Mens Thermal Underwear Trousers are designed to provide a warm, comfortable base layer for the lower body. Made from a blend of 50% polyester and 50% cotton, the fabric traps heat effectively while maintaining softness against the skin. The trousers feature an elasticated waist and cuffed hem for a secure, snug fit. They are suitable for sizes S (waist 30/32) to XXL (waist 42/44). Hand washing is recommended for care. This thermal bottom is ideal for cold-weather wear and outdoor activity.

  • 50% polyester, 50% cotton
  • elasticated waist
  • cuffed hem
  • hand wash only
  • size range S to XXL
  • heat-trapping fabric

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Portwest Mens Thermal Underwear Trousers — Price History