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$86.00
$115.00
25% Off
We've updated the fit of our Women's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and one of our best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help minimize chafing as well as keep you comfortable and temperature regulated as you enjoy high-intensity skiing, hiking, running, and more.
Features:
- Slim Fit
- 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
- Fit updated to improve functionality while enhancing aesthetics for a range of body shapes
- Back body seam wraps to front for body-enhancing fit
- Crew neck with raglan sleeves
- Flatlock seam construction designed to minimize chafing
- 8" (20 cm) center front zip with semi-locking slider
- Knit in China: 100% Merino Wool
- Garment Weight: 236 g = 8.32 oz

$86.00
$115.00
25% Off
Our new and improved Women's Classic Thermal Merino Base Layer Pattern 1/4 Zip is here to bring you a better feeling, better performing, and better-looking garment. As one of our heaviest base layer tops and best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help minimize chafing as well as keep you comfortable and temperature regulated as you enjoy high-intensity skiing, hiking, running, and more.
Features:
- Slim Fit
- 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
- Fit updated to improve functionality while enhancing aesthetics for a range of body shapes
- Back body seam wraps to front for body-enhancing fit
- Crew neck with raglan sleeves
- Flatlock seam construction designed to minimize chafing
- 8" (20 cm) center front zip with semi-locking slider
- Knit in Vietnam: 100% Merino Wool
- Garment Weight: 236 g = 8.32 oz

$82.00
$110.00
25% Off
Description
We've updated our Men's Classic Thermal Merino Base Layer Bottom to bring you a better fitting, more functional tight. The technical benefits of 100% Merino wool will help you keep your game at a high level for longer. And our heaviest weight wool fabric will help keep you warm and comfortable as you ski, run, and hike the day away.
Features:
- Slim Fit
- 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
- Fit updated to improve functionality while enhancing aesthetics
- Merino-covered elastic interior waistband and traditional fly design
- Flatlock seam construction designed to minimize chafing
- Size M inseam: 30" (76 cm)
- Knit in Vietnam: 100% Merino Wool
- Garment Weight: 228 g = 8.04 oz

$82.00
$110.00
25% Off
Our Men's Classic Thermal Merino Base Layer Colorblock Crew features 100% responsibly sourced Merino wool made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance. With shoulder panels and a flatlock seam construction, this base layer brings consistent comfort, as well as reliable warmth and durability, to winter hiking, running, and skiing.
Features:
- Slim Fit
- 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
- Shoulder panels eliminate top shoulder seams
- Flatlock seam construction designed to minimize chafing
- Knit in Vietnam: 100% Merino Wool. Exclusive Of Decoration
- Garment weight: 280 g = 9.88 oz

$75.00 - $82.00
$100.00 - $110.00
25% Off
Meet the new and improved Women's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new color options and an enhanced fit to improve functionality while elevating aesthetics. The addition of shoulder panels and its flatlock seam construction helps prevent chafing and increases your comfort level. Add one of our best base layers for cold weather to your winter wardrobe and experience the difference the next time you go skiing, hiking, climbing, or biking.
Features:
- Slim Fit
- 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
- Fit updated to improve functionality while enhancing aesthetics for a range of body shapes
- Back body seam wraps to front for body-enhancing fit
- Crew neck with raglan sleeves
- Flatlock seam construction designed to minimize chafing
- Knit in China: 100% Merino Wool
- Garment Weight: 218 g = 7.69 oz

$75.00
$100.00
25% Off
Meet the better-than-ever Men's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder panels eliminate top shoulder seams and a flatlock seam construction helps prevent chafing. Add one of our best base layers for cold weather to your winter wardrobe and experience the difference the next time you go skiing, hiking, climbing, or biking.
Features:
- Slim Fit
- 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
- Fit updated to improve functionality while enhancing aesthetics
- Shoulder panels eliminate top shoulder seams
- Flatlock seam construction designed to minimize chafing
- Knit in Vietnam: 100% Merino Wool
- Garment Weight: 276 g = 9.74 oz

$42.00 - $63.00
$85.00
Up to 51% Off
This men’s Merino wool shirt is bringing the style. Its regular, movement-friendly cut and chafe-reducing seams offer comfort, while its eco-conscious plant-based dye creates an intriguing and one-of-a-kind look. But that’s not all—this tee also brings ZQ-certified Merino wool softness, odor resistance, and temperature regulation. When you want to look good and feel good too, our Classic All-Season Plant-Based Dye Merino Base Layer Long Sleeve is a wardrobe must-have.
Features:
- Fit: Slim
- Our slim fit is intended to follow the contours of the body
- Our lightweight Merino jersey fabric uses a nylon core to increase durability while still keeping 100% Merino wool next to skin
- Garments are colored using an environmentally conscious plant-based-dye process
- Offset shoulder and side seams designed to increase comfort and minimize chafing
- Side seams wrap to front for body-enhancing fit
- Flatlock seam construction designed to minimize chafing
- Knit in China: 88% Merino Wool, 12% Nylon. Exclusive Of Decoration.

$53.00
$104.99
50% Off
Smartwool's best selling, and warmest, base layer, just got a little more refined with an improved fit, chafe-free seam construction and panels that offer more comfort with a pack.
- Slim Fit
- Interlock knit
- 8" (20 cm) center front zip
- Back body seam wraps to front for body enhancing fit
- Shoulder panels eliminate top shoulder seams
- Flatlock seam construction is designed to eliminate chafing
- Knit in Vietnam: 100% Merino Wool
- Garment Weight: 230 g = 8.1 oz
- Style: SW0NP221
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