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Hot Chillys men's thermal base layer pants in black for warmth and comfort
Men's Clima-Tek Bottom - Black
Regular price $75.00
$75.00
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Hot Chillys men's long sleeve thermal top in black with contrast stitching for cold weather
Men's Clima-Tek Crewneck - Black
Regular price $75.00
$75.00
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Hot Chillys men's black thermal zip shirt with long sleeves and quarter zip collar
Men's Clima-Tek Zip-T - Black
Regular price $92.00
$92.00
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Hot Chillys women's black thermal crewneck long sleeve top with contrast stitching
Women's Clima-Tek Crewneck - Black
Regular price $75.00
$75.00
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Hot Chillys women's thermal base layer in black with quarter zip and long sleeves
Women's Clima-Tek Zip-T - Black
Regular price $92.00
$92.00
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Hot Chillys men's thermal crewneck shirt in blue with long sleeves and lightweight fabric
Men's Clima-Tek Crewneck - Nightfall Heather
Regular price $75.00
$75.00
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Hot Chillys men's thermal base layer pants in gray with branded waistband for cold weather
Men's Clima-Tek Bottom - Nightfall Heather
Regular price $75.00
$75.00
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Hot Chillys men's winter thermal hoodie in black with long sleeves and fitted hood
Men's Clima-Tek Hoodie - Black
Regular price $97.50
$97.50
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Hot Chillys men's thermal zip shirt in gray with long sleeves and half-zip collar
Men's Clima-Tek Zip-T - Nightfall Heather
Regular price $92.00
$92.00
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Hot Chillys Clima-Tek thermal crewneck in gray, perfect for layering in cold weather
Men's Clima-Tek Crewneck - Grey Heather
Regular price $75.00
$75.00
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Women's Clima-Tek Crewneck - Hot Chillys#color_grey-heather
Women's Clima-Tek Crewneck - Grey Heather
Regular price $75.00
$75.00
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Hot Chillys Women's Clima-Tek Crewneck - Nightfall Heather
Women's Clima-Tek Crewneck - Nightfall Heather
Regular price $75.00
$75.00
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Hot Chillys blue long sleeve winter thermal shirt for women with quarter zip collar
Women's Clima-Tek Zip-T - Nightfall Heather
Regular price $92.00
$92.00
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Hot Chillys women's thermal leggings in dark gray for cold weather warmth and comfort
Women's Clima-Tek Tight - Grey Heather
Regular price $75.00
$75.00
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Hot Chillys men's thermal base layer top in dark red with quarter zip and long sleeves
Men's Clima-Tek Zip-T - Burgundy Heather
Regular price $92.00
$92.00
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Hot Chillys women's thermal hoodie in black with long sleeves and fitted hood for cold weather
Women's Clima-Tek Hoodie - Black
Regular price $97.50
$97.50
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Hot Chillys women's black thermal joggers with high waistband and fitted cuffs
Women's Clima-Tek Jogger - Black
Regular price$85.00 $51.00
$51.00
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Hot Chillys Men's Clima-Tek Boxer - Black
Men's Clima-Tek Boxer - Black
Regular price$32.00 $32.00
$32.00
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Hot Chillys Hot Chillys E-Gift Card
Hot Chillys E-Gift Card
From Regular price $25.00
From $25.00
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Hot Chillys women's thermal zip top in gray with a stylish half-zip design for warmth and comfort
Women's Clima-Tek Zip-T - Grey Heather
Regular price $92.00
$92.00
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Hot Chillys Men's thermal hoodie in dark gray with a snug fit and lightweight fabric for warmth
Men's Clima-Tek Hoodie - Nightfall Heather
Regular price $97.50
$97.50
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Hot Chillys Men's Crewneck T-Shirt in Heather Blue for Comfortable Everyday Wear
Men's Clima-Tek Tee - Nightfall Heather
Regular price$58.00 $58.00
$58.00
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Hot Chillys men's boxer briefs in gray with Clima-Tek moisture wicking underwear technology for all-day comfort
Men's Clima-Tek Boxer - Nightfall Heather
Regular price$32.00 $32.00
$32.00
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Hot Chillys clima-tek moisture wicking tee crewneck in black with short sleeves and subtle logo
Men's Clima-Tek Tee - Black
Regular price$58.00 $58.00
$58.00
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Hot Chillys Men's Clima-Tek Boxer - Grey Heather
Men's Clima-Tek Boxer - Grey Heather
Regular price$32.00 $32.00
$32.00
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Hot Chillys women's cold weather thermal shirt in red with long sleeves and quarter zip
Women's Clima-Tek Zip-T - Burgundy Heather
Regular price $92.00
$92.00
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Men's Clima-Tek Crewneck - Hot Chillys#color_od-heather
Men's Clima-Tek Crewneck - OD Heather
Regular price $75.00
$75.00
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Hot Chillys grey warm winter hoodie for men with long sleeves and fitted hood
Men's Clima-Tek Hoodie - Grey Heather
Regular price $97.50
$97.50
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Men's Clima-Tek Bottom - Hot Chillys#color_burgundy-heather
Men's Clima-Tek Bottom - Burgundy Heather
Regular price $75.00
$75.00
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Hot Chillys women's thermal tights in gray designed for warmth and comfort
Women's Clima-Tek Tight - Nightfall Heather
Regular price $75.00
$75.00
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Hot Chillys women's thermal hoodie in dark gray with long sleeves and fitted hood
Women's Clima-Tek Hoodie - Nightfall Heather
Regular price $97.50
$97.50
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Hot Chillys Men's Clima-Tek Jogger - Nightfall Heather
Men's Clima-Tek Jogger - Nightfall Heather
Regular price $85.00
$85.00
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Hot Chillys black moisture wicking thermal tee women with short sleeves and crew neck
Women's Clima-Tek Tee - Black
Regular price$58.00 $58.00
$58.00
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Hot Chillys red crewneck warm performance t-shirt for winter sports with short sleeves
Men's Clima-Tek Tee - Burgundy Heather
Regular price$58.00 $58.00
$58.00
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Hot Chillys moisture wicking men's Clima-Tek tee in gray with short sleeves and crewneck design
Men's Clima-Tek Tee - Grey Heather
Regular price$58.00 $58.00
$58.00
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Hot Chillys men's thermal base layer top in light blue with quarter zip and long sleeves
Men's Clima-Tek Zip-T - Ashley Blue Heather
Regular price$89.50 $50.00
$50.00
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Hot Chillys men's thermal hoodie in gray with long sleeves and fitted hood for outdoor warmth
Men's Clima-Tek Hoodie - OD Heather
Regular price $97.50
$97.50
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Hot Chillys men's hooded thermal shirt in deep red with long sleeves and snug fit
Men's Clima-Tek Hoodie - Burgundy Heather
Regular price $97.50
$97.50
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Hot Chillys Clima-Tek moisture wicking tee for women in light blue activewear short sleeve shirt
Women's Clima-Tek Tee - Ashley Blue Heather
Regular price$58.00 $58.00
$58.00
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Hot Chillys women's thermal hoodie in deep red with long sleeves and fitted hood
Women's Clima-Tek Hoodie - Burgundy Heather
Regular price $97.50
$97.50
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Hot Chillys women's thermal hoodie in light gray with fitted long sleeves and hood
Women's Clima-Tek Hoodie - OD Heather
Regular price $97.50
$97.50
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Hot Chillys women's thermal hoodie in light gray with fitted design and long sleeves for cold weather
Women's Clima-Tek Hoodie - Ashley Blue Heather
Regular price $97.50
$97.50
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Hot Chillys performance thermal base layer shirt in gray with long sleeves and quarter zip
Men's Clima-Tek Zip-T - OD Heather
Regular price $92.00
$92.00
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Hot Chillys women's thermal hoodie in gray with long sleeves and fitted design for cold weather
Women's Clima-Tek Hoodie - Grey Heather
Regular price $97.50
$97.50
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End of season sale



Great Deals on final sale items — up to 40% off discontinued styles and colors.

Sale price will be automatically applied at checkout.

Shop the Sale

Men's Thermal Base Layers for Ultimate Warmth

Men’s thermal base layers engineered for warmth, breathability, and performance. Available in non-bulky to mountain-weight styles, these men’s base layers are designed for skiing, snowboarding, hiking, and winter layering.

Moisture-wicking fabrics and flexible construction help keep you dry, warm, and comfortable all season long.

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Best Seller
Men's Micro-Elite Chamois Tight - Hot Chillys#color_black
Men's Micro-Elite Chamois Tight - Black
Regular price $77.00
$77.00
8 reviews
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Best Seller
Black long-sleeve shirt on a white background
Men's Micro-Elite Chamois Crewneck - Black
Regular price $77.00
$77.00
7 reviews
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Sold Out
Hot Chillys Men's Pepper Skins Bottom - Black
Men's Pepper Skins Bottom - Black
Regular price $42.00
$42.00
3 reviews
Sold Out
Hot Chillys men's thermal crewneck in black for warmth and comfort during cold weather
Men's Pepper Skins Crewneck - Black
Regular price $42.00
$42.00
2 reviews
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Hot Chillys Men's La Montaña Fleece Bottom - Black
Men's La Montaña Fleece Bottom - Black
Regular price $92.00
$92.00
15 reviews
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Men's La Montaña Fleece Zip T - Hot Chillys#color_black-black
Men's La Montaña Fleece Zip T - Black/Black
Regular price $92.00
$92.00
15 reviews
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Hot Chillys men's thermal base layer long sleeve top in black for superior warmth and comfort
Men's Pepper Bi-Ply Crewneck - Black
Regular price $47.00
$47.00
1 review
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Men's Pepper Bi-Ply Bottom in Black for cold weather thermal bottoms for men to keep warm in winter
Men's Pepper Bi-Ply Bottom - Black
Regular price $47.00
$47.00
No reviews
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Sold Out
Hot Chillys Men's Classic Mid Volume Sock - Black/Heather
Men's Classic Mid Volume Sock - Black/Heather
Regular price $25.50
$25.50
3 reviews
Sold Out
Best Seller
Hot Chillys men's thermal base layer pants in black for warmth and comfort
Men's Clima-Tek Bottom - Black
Regular price $75.00
$75.00
2 reviews
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Sale
Hot Chillys Men's Micro-Elite XT Tight - Black/Grey
Men's Micro-Elite XT Tight - Black/Grey
Regular price$105.00 $63.00
$63.00
3 reviews
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Hot Chillys Men's Elite Heat Mid Volume Sock - Black/Red
Men's Elite Heat Mid Volume Sock - Black/Red
Regular price $34.00
$34.00
3 reviews
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Sold Out
Men's Peach Skins Bottom - Hot Chillys#color_black
Men's Peach Skins Bottom - Black
Regular price $55.00
$55.00
No reviews
Sold Out
Hot Chillys Long Sleeve Top for Men as a cold weather base layer in sleek black
Men's Peach Skins Crewneck - Black
Regular price $55.00
$55.00
3 reviews
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Best Seller
Hot Chillys men's long sleeve thermal top in black with contrast stitching for cold weather
Men's Clima-Tek Crewneck - Black
Regular price $75.00
$75.00
2 reviews
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Sale
Men's Micro-Elite XT Zip-T - Hot Chillys#color_black-grey
Men's Micro-Elite XT Zip-T - Black/Grey
Regular price$112.00 $67.20
$67.20
2 reviews
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Hot Chillys Men's Classic Low Volume Sock - Black/Heather
Men's Classic Low Volume Sock - Black/Heather
Regular price $26.50
$26.50
3 reviews
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Men's Peach Skins Roll T-Neck - Hot Chillys#color_black
Men's Peach Skins Roll T-Neck - Black
Regular price $60.00
$60.00
3 reviews
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Hot Chillys men's black thermal zip shirt with long sleeves and quarter zip collar
Men's Clima-Tek Zip-T - Black
Regular price $92.00
$92.00
2 reviews
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Hot Chillys Men's Micro-Elite Chamois Deluxe Boot Tech Tight - Black
Men's Micro-Elite Chamois Deluxe Boot Tech Tight - Black
Regular price $67.50
$67.50
2 reviews
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Black long-sleeve athletic shirt with a zipper on a white background
Men's Micro-Elite Chamois Zone Zip-T - Black/Black
Regular price $105.00
$105.00
1 review
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Hot Chillys Men's Elite Heat Low Volume Sock - Black/Red
Men's Elite Heat Low Volume Sock - Black/Red
Regular price $32.00
$32.00
3 reviews
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Men's Peach Skins Solid Zip-T - Hot Chillys#color_black
Men's Peach Skins Solid Zip-T - Black
Regular price $66.00
$66.00
3 reviews
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Sold Out
Gray long-sleeve shirt on a white background
Men's Micro-Elite Chamois Crewneck - Granite
Regular price $77.00
$77.00
7 reviews
Sold Out
Best Seller
Men's Micro-Elite Chamois Tight - Hot Chillys#color_granite2
Men's Micro-Elite Chamois Tight - Granite
Regular price $77.00
$77.00
8 reviews
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Black leggings on a white background
Men's MTF4000 Tight
Regular price $55.00
$55.00
No reviews
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Hot Chillys Men's Mid Volume Sock - Textured Camo
Men's Mid Volume Sock - Textured Camo
Regular price $24.50
$24.50
No reviews
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Sale
Men's Merino Bottom#color_black
Men's Clima-Wool Merino Bottom - Black
Regular price$125.00 $75.00
$75.00
1 review
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Black long-sleeve shirt on a white background
Men's MTF4000 Crewneck
Regular price $55.00
$55.00
No reviews
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Men's Peach Skins Roll T-Neck - Hot Chillys#color_white
Men's Peach Skins Roll T-Neck - White
Regular price $60.00
$60.00
3 reviews
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Home / Shop / Men's Thermal Base Layers for Ultimate Warmth

Stay warm and comfortable in all conditions with our collection of men's thermal base layers. Designed for performance, these layers provide ultimate warmth on the coldest days. Hot Chillys offers a variety of thermal options to keep you cozy during winter sports or everyday activities.

Each piece in our collection of men's thermal base layers is crafted from high-quality materials that wick moisture away. This means you stay dry and warm, no matter how intense your adventure gets. Ideal for skiing, snowboarding, or just enjoying the great outdoors, these layers are your first defense against the chill.

With styles that include long sleeves and fitted designs, our men's thermal base layers fit snugly under any winter gear. This ensures that you maintain your mobility while also enjoying the benefits of heat retention. Layer them under your favorite jackets or wear them solo during cool nights.

Hot Chillys understands the need for both function and comfort. Our men's thermal base layers provide a soft feel against your skin, making them ideal for long wear. Whether you’re hitting the slopes or simply heading outdoors, you can rely on these thermals to keep you warm.

Explore our collection today and find the perfect fit for your winter needs. Embrace the cold weather confidently with our men's thermal base layers designed for ultimate performance and warmth.

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