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Base Layer

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27% Off
Terramar Men's Ecolator 3.0 Ecolator Pant
$39.99
$39.99
$55.00
Called a "Killer Value" in the Winter Outside Magazine Buyer's Guide, warmth and layering performance is what the Terramar Ecolator is all about. The high loft grid channels create an ideal microcl...
27% Off
Coldpruf Platinum II Midweight Underwear Pants - Men's Tall Black thermal leggings with brand logos on a white background
+2
+1
$32.99
$32.99
$45.00
Your TRUSTED base layer REBUILT for the MODERN ADVENTURE. Inside Layer: 100% ColdPruf® Technical Fiber Polyester with SILVADUR™ Intelligent Freshness Outside Layer: 70% polyester / 30% MERINO WOOL...
30% Off
Man wearing a gray long-sleeve athletic shirt with a brand logo on a white background Person wearing a gray long-sleeve athletic shirt with a brand logo on the back.
$38.50
$38.50
$55.00
We all hate it. That stiff, distracted feeling you get when you're out in the cold. That's why, we built a baselayer that keeps you warm and dry without being bulky or riding up, so you can stay fo...
30% Off
Under Armour UA Base™ 2.0 Men's Crew Under Armour UA Base™ 2.0 Men's Crew
$42.00
$42.00
$60.00
Meet the all-new UA Base™—delivering the same trusted warmth without the bulk—now softer and smoother than ever for unmatched comfort on every adventure. UA Base™ 2.0 Active Baselayer is lightweig...
Smartwool Men's Classic All-Season Merino Base Layer Long Sleeve Shirt Smartwool Men's Classic All-Season Merino Base Layer Long Sleeve Shirt
+3
+2
+1
$90.00
$90.00
Spring skiing or summer camping? The year-round Men's Classic All-Season Merino Base Layer Long Sleeve is game for either. With our Core Spun technology, we've wrapped lightweight Merino around a n...
Black leggings with a brand logo on a white background
$43.00
$43.00
$0.00
Our Men's Active Stretch Bottom offers superior moisture-wicking performance combined with thermal warmth to keep you comfortable during any activity. Its flexible, stretch fabric moves with you, p...
Black long-sleeve shirt on a white background
$43.00
$43.00
$0.00
Our Men's Active Stretch Crewneck delivers reliable thermal performance with a comfortable, flexible fit. Designed to wick moisture and retain warmth, this top keeps you dry and cozy during intense...
Black long-sleeve athletic shirt on a white background
$37.99
$37.99
Performance that moves with you. Designed for cold to very cold conditions and medium- to high-activity levels, the ColdPruf® Style 89A Performance Crew is a versatile base layer that can also be w...
5% Off
Black compression pants on a white background
$37.99
$37.99
$40.00
Performance that moves with you. Designed for cold to very cold conditions and medium- to high-activity levels, the ColdPruf® Style 89B Performance Pants deliver essential warmth, comfort, and flex...
Black long-sleeve shirt on a white background
$48.00
$48.00
$48.00
Extremely soft warmth without weight, our Micro Fleece base layer shirt is durable and breathable. When it's really cold outside, this microfiber polyester crew is an excellent choice for layering ...
24% Off
Black long-sleeve shirt on a white background
$25.99
$25.99
$34.00
Experience ultimate warmth with our men's thermal top, featuring a two-layer soft jersey knit and a unique double layer construction for superior thermal retention. The special Acclimate Dry hydrop...
Coldpruf Expedition Single Layer Fleece Pant - Men's
$26.99
$26.99
$0.00
Single Layer Engineering 100% Polyester Fleece – Heavyweight 10 oz. Comfort Waistband Rib Cuffs for added protection against cold Tagless and Flat seams for added comfort Full Cut True Fit
23% Off
Terramar ThermaSilk CS Silk Lightweight Long Sleeve Tall Crew Shirt - Men's
$49.99
$49.99
$65.00
The Miracle of SilkAfter 4000 years, nature and science have joined forces to produce silk long underwear which can help thermo-regulate the body's temperature and dramatically speed up the dispers...
17% Off
Terramar Ecolator CS 3.0 Long Sleeve Fleece Half Zip - Men's Terramar Ecolator CS 3.0 Long Sleeve Fleece Half Zip - Men's
+2
+1
$49.99
$49.99
$60.00
The Terramar Men's Ecolator CS 3.0 Long Sleeve Fleece 1/4 Zip is made from heavyweight grid fleece and is perfect as a temperature regulation layer. Featuring Climasense fabric treatment for a bet...
Men's Expedition 1/4 Zip Top Men's Expedition 1/4 Zip Top
+4
+3
+2
+1
$179.00
$179.00
The Men's Expedition 1/4-Zip Top is  the new benchmark for base layers. This top redefines warmth and breathability with our innovative DUAL SURFACE™ Precision Blended Wool. This lofted material cr...
50% Off
Man wearing a black long-sleeve shirt on a white background
$19.99
$19.99
$39.95
This form-fitting, lightweight top for men will help keep you warm and dry. Its wicking properties take moisture away from your body while the poly blend fibers help keep you warm. Active stretch a...
50% Off
Dark gray leggings with a brand logo on a white background
$19.99
$19.99
$39.95
This form-fitting, lightweight pant for men will help keep you warm and dry. Its wicking properties take moisture away from your body while the poly blend fibers help keep you warm. Active stretch ...
23% Off
Man wearing a gray long-sleeve athletic shirt on a white background Person wearing a gray long-sleeve athletic shirt and patterned leggings on a white background
+3
+2
+1
from $75.99
from $75.99
$99.00
A classic, all-around 100% recycled polyester baselayer. The smooth, soft face makes for easy layering. Hollow-core yarns and a diamond-grid back trap warm air, wick moisture and dry fast. HeiQ® P...

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