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Featured
Most Popular
Newest
Highest Rated
Price: High to Low
Price: Low to High
  •  
    2 Colors Available

    $90.00
    An athletic long-sleeve with moisture-wicking fabric and advanced thermal-reflective lining.
  •  
    2 Colors Available

    $95.00
    A lightweight pullover built for comfort with wicking fabric and a thermal-reflective liner.
  • Animation of Heat Seal jackets for men and women. heat seal

    BRING THE HEAT.

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Men's Baselayer Tops
Whether you're looking for foundational warmth, lightweight performance, or both, men's baselayer tops from Columbia Sportswear have you covered. The next-generation version of long underwear, these layers are built for protection, performance, and comfort while you're active outdoors in all kinds of weather.

From skiing and hunting to hiking and running, these fitted styles complement your outerwear with core warmth and comfort. And with a variety of sizes, styles, and features (like thermal-reflective, sweat-wicking, comfort stretch fabric) to choose from, our selection of versatile and durable base layers deliver year-round.