Merino Wool Baselayers

24 products
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Dark brown short-sleeve t-shirt featuring a tan chest logo, raglan sleeves, and orange inner neck trim. Black short-sleeve t-shirt with raglan sleeves, a dark gray chest logo, and an orange inner collar trim.
+3
Men's Wick Short Sleeve Crew

Lightweight merino wool short sleeve crew for moisture wicking performance all season.

$85.00
833 reviews

NEW COLOR

Men's Kiln Hoody Brown hooded long-sleeve top featuring a quarter-zip, zippered chest pocket, orange logo, and thumbholes.
+6
Men's Kiln Hoody

Midweight merino wool hoody with thumb loops for all-season moisture wicking and warmth.

$150.00
1304 reviews
Gray long-sleeve athletic shirt with raglan sleeves, flatlock seams, thumbholes, and a black logo on the chest. Black long-sleeve athletic shirt with a crew neck, raglan sleeves, a subtle dark gray chest logo, and thumbholes at the cuffs.
+3
Men's Wick LS Crew

Lightweight merino wool crew with thumb loops for moisture wicking performance all season.

$100.00
710 reviews
Brown thermal leggings with a "FIRST LITE" logo waistband and a front fly. Tan men's thermal base layer leggings with a First Lite logo waistband and a front fly opening.
Men's Furnace Long John

Heavyweight merino wool leggings with flatlock seams and articulated fit for cold weather warmth.

$130.00
1013 reviews
Dark brown quarter-zip pullover with a zippered chest pocket, light logo, and thumbholes. Taupe long-sleeve quarter-zip top with textured fabric, zippered chest pocket, embroidered logo, and thumbholes.
+3
Men's Furnace Quarter Zip

Heavyweight merino wool quarter zip with flatlock seams and ergonomic cuffs for cold weather warmth.

$180.00
1003 reviews
Grey long-sleeve hooded base layer shirt with thumbholes and a black logo on the left chest. Black long-sleeve hooded shirt with thumbholes and a subtle chest logo.
+5
Men's Wick Hoody

Lightweight merino wool hoody for moisture wicking and sun protection all season.

$130.00
841 reviews
Brown base layer leggings with a First Lite branded elastic waistband and a front pouch. Taupe men's First Lite thermal leggings with an elastic branded waistband and a fly.
Men's Kiln Long John

Midweight merino wool leggings for all-season moisture wicking and warmth.

$110.00
476 reviews
Olive green long-sleeve base layer shirt with an orange logo on the chest, visible flatlock seams, and thumb loops at the cuffs. Camouflage long-sleeve crew neck shirt with an orange chest logo and thumbholes.
+4
Men's Kiln Crew

Midweight merino wool crew with thumb loops for all-season moisture wicking and warmth.

$120.00
612 reviews
Light brown long boxer briefs with a brown FIRST LITE branded waistband and a front fly. Olive green long boxer briefs with a brown FIRST LITE branded waistband and a front fly.
Men's Wick Long Boxer Brief

Lightweight merino wool brief with a 10" inseam for moisture wicking performance all season.

$50.00
425 reviews

NEW COLOR

Men's Furnace Hoody Dark gray hoodie with a snap button placket, V-shaped chest seam, subtle left chest logo, and thumbhole cuffs.
+5
Men's Furnace Hoody

Heavyweight merino wool hoody with thumbholes and three-snap collar for cold weather warmth.

$210.00
642 reviews
Taupe long-sleeved quarter-zip base layer top with a mock neck, brand logo, flatlock seams, and thumbholes. Dark brown quarter-zip long-sleeve shirt with a tan chest logo, visible flatlock seams, and thumbholes on the cuffs.
+3
Men's Kiln Quarter Zip

Midweight merino wool quarter-zip for all-season moisture wicking and warmth.

$130.00
453 reviews
Men's Wick Game Bag Brief Olive green boxer briefs with a dark brown "FIRST LITE" logo waistband and front contour pouch.
Men's Wick Game Bag Brief

Lightweight merino wool brief with internal divider pouch and mid-length cut for moisture wicking performance all season.

$50.00
378 reviews
Olive green thermal pants with a brown First Lite logo elastic waistband and a functional fly. Taupe base layer pants with a First Lite branded elastic waistband, front fly, and ankle zippers.
Men's Kiln Zip Off Long John

Midweight merino wool legging with full-length side-zips for easy layer changing.

$135.00
338 reviews
Walnut long-sleeve top with a 1/4 zip collar, raglan sleeves, flatlock seams, thumb loops, and a dark stylized logo on the left chest. Walnut long-sleeve top with a 1/4 zip collar, raglan sleeves, flatlock seams, thumb loops, and a dark stylized logo on the left chest.
+4
Men's Wick Quarter Zip

Lightweight merino wool quarter zip with thumb loops for moisture wicking breathability and ventilation all season.

$115.00
233 reviews
Olive green 3/4 length men's base layer bottoms featuring a 'FIRST LITE' branded elastic waistband and a fly. Brown 3/4 length First Lite base layer bottoms with branded waistband and fly.
Men's Furnace Zip Off Boot Top

Heavyweight merino wool leggings with a 3/4 length and side zippers for easy layering in cold weather.

$155.00
251 reviews
Grey 3/4 length base layer pants feature a brown elastic "FIRST LITE" waistband and a front fly opening. Men's grayish-brown 3/4 length base layer pants with a dark elastic First Lite logo waistband and a fly.
Men's Kiln Boot Top Bottom

Midweight merino wool leggings with a 3/4 length for all-season moisture wicking and warmth.

$100.00
172 reviews
Men's olive green 3/4 length base layer pants with a dark brown "FIRST LITE" logo waistband and visible front fly. Grey 3/4 length thermal base layer leggings with a brown First Lite logo waistband.
Men's Wick Boot Top Bottom

Lightweight merino wool legging with 3/4 length for moisture wicking performance.

$90.00
152 reviews
Dark olive green hooded quarter-zip top with thumbholes and a light-colored chest logo. Dark brown hooded long-sleeve top with a quarter-zip, thumbholes, and a light-colored chest logo.
Women's Kiln Hoody

Midweight merino wool hoody with thumb loops for all-season moisture wicking and warmth.

$150.00
168 reviews
Dark gray hoodie with two-snap placket, subtle logo on chest, V-shaped chest seam, and front hand pockets. Olive green heathered hoodie with snap-button hood, orange logo on left chest, and front kangaroo pockets.
Women's Furnace Hoody

Heavyweight merino wool hoody with thumbholes and two-snap collar for cold weather warmth.

$200.00
62 reviews
Olive green high-waisted leggings with a V-shaped front waistband seam and textured fabric. A woman models an olive green thermal base layer set with a quarter-zip long-sleeve top and matching leggings.
Women's Furnace Long Jane

Heavyweight merino wool leggings with flatlock seams and articulated fit for cold weather warmth.

$130.00
159 reviews
Olive green long-sleeve quarter-zip base layer with a textured knit, mock neck, and thumbhole cuffs. Camouflage long-sleeved base layer top with a quarter-zip, thumbholes, and an orange logo on the lower right.
Women's Furnace Quarter Zip

Heavyweight merino wool quarter zip with flatlock seams and ergonomic cuffs for cold weather warmth.

$180.00
106 reviews
Dark brown high-waisted leggings with visible flatlock seams. Olive green high-waisted leggings with visible flatlock seams.
Women's Kiln Long Jane

Midweight merino wool leggings for all-season moisture wicking and warmth.

$110.00
114 reviews
Dark olive green short-sleeve crew neck t-shirt with raglan sleeves, subtle textured fabric, and a small tan logo on the lower right. Dark brown crew neck t-shirt with raglan short sleeves and a small tan logo on the front lower right hem.
Women's Wick Short Sleeve

Lightweight merino wool short sleeve crew for moisture wicking performance all season.

$85.00
44 reviews
Dark olive green long-sleeve quarter-zip top with thumbholes, flatlock seams, and a brand logo on the lower left. Camouflage long-sleeve shirt with a quarter-zip neck, thumbholes, and an orange logo.
Women's Wick Quarter Zip

Lightweight merino wool quarter zip with thumb loops for moisture wicking breathability and ventilation all season.

$115.00
69 reviews