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Apparel > Men's Apparel > Men's Base Layer > Heavyweight >

End-Of-Season Sale
Select high-quality men's heavyweight long johns and thermal underwear bottoms with new fabrics and new styles. Performance fit baselayer with ergonomic seaming that wicks sweat and reflects body heat, all while the comfort stretch fabric moves with you as you bob and weave your way through the day's adventures. Our selection of heavyweight wear include, leggings, long sleeve crew neck shirt, 1/4 zip from excellent brands by Guide Series, Carhartt, GSX, and Under Amour.

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Under Armour Men's Base 4.0 Legging

Under Armour Men's Base 4.0 Legging

Key Features
  • 92% polyester, 8% elastane ColdGear fabric

  • ArmourBlock antimicrobial finish reduces odors

  • Soft, brushed negative grid interior traps hot air

  • Four-way stretch fabrication for ease of movement

  • Signature Moisture Transport System wicks sweat

$84.99
Under Armour Men's Base 4.0 Long-Sleeve Crew Shirt

Under Armour Men's Base 4.0 Long-Sleeve Crew Shirt

Key Features
  • 92% polyester, 8% elastane ColdGear fabric

  • ArmourBlock antimicrobial finish reduces odors

  • Soft, brushed negative grid interior traps hot air

  • Four-way stretch fabrication for ease of movement

  • Signature Moisture Transport System wicks sweat

$84.99
Under Armour Men's Extreme Base Baselayer Bottom

Under Armour Men's Extreme Base Baselayer Bottom

Key Features
  • Moisture-wicking 100% polyester shell

  • High-pile fleece lining for superior warmth

  • UA Scent Control; ArmourBlock anti-odor treatment

  • Strategic stretch panels offer an improved fit

  • Off-axis set waistband for additional coverage

$89.99
$79.99
Under Armour Men's Base 3.0 Legging

Under Armour Men's Base 3.0 Legging

Key Features
  • 92% polyester, 8% elastane ColdGear fabric

  • ArmourBlock antimicrobial finish reduces odors

  • Soft, brushed negative grid interior traps hot air

  • Four-way stretch fabrication for ease of movement

  • Signature Moisture Transport System wicks sweat

$74.99
Carhartt Men's Heavyweight Cotton Thermal Bottom

Carhartt Men's Heavyweight Cotton Thermal Bottom

Key Features
  • 9.5 oz., 100% cotton ring-sun knit

  • Moisture-wicking fabric for comfort

  • Reinforced stitching on all seams

  • Elastic waist with Carhartt logo

$29.99 - $32.99
Carhartt Men's Heavyweight Cotton Thermal Crew Neck Top

Carhartt Men's Heavyweight Cotton Thermal Crew Neck Top

Key Features
  • 9.5 oz., 100% cotton ring-sun knit

  • Moisture-wicking fabric for comfort

  • Reinforced stitching on all seams

  • Comfortable tagless neck label

$29.99 - $32.99
Guide Series Men's Guardian Pro Heavyweight Pant

Guide Series Men's Guardian Pro Heavyweight Pant

Key Features
  • Smooth exterior; soft, brushed interior

  • Antimicrobial finish to help reduce odors

  • Wicks away moisture to keep you comfy and dry

  • Flatlock seam construction helps reduce chafing

  • Soft elastic waistband; functional front fly

$49.99
Guide Series Men's Guardian Pro Heavyweight Quarter-Zip Pullover

Guide Series Men's Guardian Pro Heavyweight Quarter-Zip Pullover

Key Features
  • Smooth exterior; soft, brushed interior

  • Antimicrobial finish to help reduce odors

  • Wicks away moisture to keep you comfy and dry

  • Flatlock seam construction helps reduce chafing

  • Mock-neck collar; quarter-length front zipper

$49.99
Under Armour Men's Extreme Base Baselayer Top

Under Armour Men's Extreme Base Baselayer Top

Key Features
  • Moisture-wicking 100% polyester shell

  • High-pile fleece lining for superior warmth

  • UA Scent Control; ArmourBlock anti-odor treatment

  • Strategic stretch panels offer an improved fit

  • Mock-neck collar; quarter-length front zipper

$89.99
$79.99
Under Armour Men's Base 3.0 Long-Sleeve Crew Shirt

Under Armour Men's Base 3.0 Long-Sleeve Crew Shirt

Key Features
  • 92% polyester, 8% elastane ColdGear fabric

  • ArmourBlock antimicrobial finish reduces odors

  • Soft, brushed negative grid interior traps hot air

  • Four-way stretch fabrication for ease of movement

  • Signature Moisture Transport System wicks sweat

$74.99
Carhartt Men's Yukon Quilted Base Layer Top

Carhartt Men's Yukon Quilted Base Layer Top

Key Features
  • Featherweight taffeta shell and lining

  • 80-gram polyfill insulation for ample warmth

  • Mock-neck collar for extra cold-air protection

  • Snap-closed front placket for easy on and off

  • Stretch binding at the sleeve cuffs and bottom hem

$69.99
Under Armour Men's Base 4.0 Long-Sleeve Crew Shirt

Under Armour Men's Base 4.0 Long-Sleeve Crew Shirt

Key Features
  • Rugged 96% polyester, 4% elastane ColdGear fabric

  • Soft, brushed negative grid interior traps hot air

  • Four-way stretch fabrication for maximum mobility

  • ArmourBlock antimicrobial technology fights odors

  • Signature Moisture Transport System wicks sweat

$84.99
$64.96
Under Armour Men's Base 3.0 Long-Sleeve Crew Shirt

Under Armour Men's Base 3.0 Long-Sleeve Crew Shirt

Key Features
  • Rugged 93% polyester, 7% elastane ColdGear fabric

  • Patented negative grid interior traps hot air

  • Four-way stretch fabrication for maximum mobility

  • ArmourBlock antimicrobial technology fights odors

  • Signature Moisture Transport System wicks sweat

$74.99
$56.96
Carhartt Men's Quilted Base Layer Bottom

Carhartt Men's Quilted Base Layer Bottom

Key Features
  • Featherweight taffeta shell and lining

  • 80-gram polyfill insulation for ample warmth

  • Full elastic waistband with interior drawcord

  • Elastic at leg openings for a streamlined fit

$69.99
Carhartt Men's Base Force Extremes Super-Cold Weather Long-Sleeve Top

Carhartt Men's Base Force Extremes Super-Cold Weather Long-Sleeve...

Key Features
  • FastDry technology embedded with 37.5 particles

  • Speeds up the conversion of moisture to vapor

  • Fights unwanted odors to keep you fresher longer

  • Classic crew-neck collar for a snug, secure fit

  • Drop-tail hem for added coverage in back

$49.99

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