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Base Layer

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27% Off
Woman wearing a black long-sleeve shirt on a white background
$39.99
$39.99
$55.00
The Below Zero Crew is the perfect piece to keep you warm. The extra durable four way stretch provides support and ease of movement in all directions as you move. The smooth face of the fabric is g...
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...
53% Off
Woman wearing a black long-sleeve top on a white background Woman wearing a blue long-sleeve top and pants on a white background
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+1
$21.00
$21.00
$45.00
Women's 2.0 Cloud Nine Crew Lightweight Top A light base for your winter cardio pursuits Ultra-soft brushed surface traps in heat and is breathable 4-way stretch fabric doesn’t restrict movement A...
27% Off
Terramar Women's Below Zero 3.0 Pant
$39.99
$39.99
$55.00
The Below Zero Performance Tight is the perfect piece to keep you warm. The extra durable four way stretch provides support and ease of movement in all directions. The smooth face of the fabric is ...
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...
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.
$55.00
$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...
Under Armour UA Base™ 2.0 Women's Leggings Under Armour UA Base™ 2.0 Women's Leggings
$60.00
$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...
Under Armour UA Base™ 2.0 Women's Crew Under Armour UA Base™ 2.0 Women's Crew
$60.00
$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...
Under Armour UA Base™ 2.0 Men's Crew Under Armour UA Base™ 2.0 Men's Crew
$60.00
$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...
Under Armour UA Base™ 2.0 Men's Leggings Under Armour UA Base™ 2.0 Men's Leggings
$60.00
$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...
Teal pullover with a brand logo on a white background Woman wearing a black long-sleeve top with a zipper on a light pink background
+2
+1
$140.00
$140.00
$0.00
Warm, versatile Polartec® Power Stretch® Pro base layer for cold conditions. The Kyanite Baselayer Zip Neck was previously the Rho Heavyweight Zip Neck. The Kyanite Baselayers are made for cold day...
VOORMI Women's Expedition 1/4 Zip Top VOORMI Women's Expedition 1/4 Zip Top
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$179.00
$179.00
VOORMI does it again with their Women's Expedition 1/4 Zip top! The 1/4 Zip boasts our innovative DUAL SURFACE™ Precision Blended Wool, a fabric that keeps your warm without compromising breathabil...
Person wearing a black long-sleeve top and blue pants with a beige cap on a light gray background Person wearing a black hoodie and gray pants on a light gray background
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+1
$65.00
$65.00
$0.00
The super soft UPF 50 hoody for adventures big and small Perfect for giving it your all on the next pitch or pacing on your favorite trail, the Butter™ Long Sleeve Hoody is big on performance witho...
Person wearing a black long-sleeve top and red beanie on a light gray background Woman wearing a light purple long-sleeve athletic top on a white background
+2
+1
$70.00
$70.00
$0.00
The super soft, half-zip that’s at home in the high alpine and casual days at lower elevations This perfect moisture-wicking base layer is buttery soft, allowing you to move effortlessly through an...
Person wearing black long-sleeve top and leggings with gray socks on a white background
$80.00
$80.00
$0.00
An alpine-inspired tight that can be worn as a single or base layer From high alpine trails to the climbing gym, the Butter™ Tight is a versatile, buttery soft base layer that pairs perfectly under...
Person wearing a black long-sleeve top and maroon puffer pants with a purple beanie on a light gray background Person wearing a purple long-sleeve shirt and green pants on a light gray background
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+1
$60.00
$60.00
$0.00
Crucial UPF 50 sun protection that’s moisture wicking and anti-odor for running solo or layering. Make every high effort outing smooth as butter with a long-sleeve layer that’s worth its weight in ...
Voormi 1/4 Zip Mock Neck Voormi 1/4 Zip Mock Neck
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+1
$129.00
$129.00
Now available in our Phase.SC™ concealment patterns, Blowdown and Harvest, the 1/4 Zip Mock Neck is the feather-light companion for folks on the move. Revel in comfort and style with this adaptable...
Smartwool Men's Classic All-Season Merino Base Layer Long Sleeve Shirt Smartwool Men's Classic All-Season Merino Base Layer Long Sleeve Shirt
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+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...
Smartwool Men's Classic Thermal Merino Base Layer 3/4 Bottom Smartwool Men's Classic Thermal Merino Base Layer 3/4 Bottom
$105.00
$105.00
Keep your ski boots, hiking boots, and running shoes free of bulk and friction with our Men's Classic Thermal Merino Base Layer 3/4 Bottom. 100% responsibly sourced Merino wool provides ultimate br...
Woman wearing a blue and floral long-sleeve top on a white background Woman wearing a patterned long-sleeve top and leggings on a white background
$130.00
$130.00
$0.00
Meet the Women's Classic Thermal Merino Base Layer Colorblock Crew. This 100% Merino wool fan-favorite combines the moisture management, temperature regulation, and odor resistance of Merino with t...
Woman wearing a dark brown long-sleeve top and black leggings on a light gray background Woman wearing a dark long-sleeve top and leggings on a light gray background
+2
+1
$140.00
$140.00
$0.00
Meet the Women's Classic Thermal Merino Mock Neck. This 100% Merino wool fan-favorite combines the moisture management, temperature regulation, and odor resistance of Merino with the comfort of an ...
Person wearing black leggings on a white background Person wearing a black long-sleeve top and leggings on a white background
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+1
$115.00
$115.00
100% Merino. 100% capable. Our Women's Merino Base Layer Bottom is always ready for what's ahead and what's next. With a fit updated to improve functionality while enhancing aesthetics for a ran...
Woman wearing a black long-sleeve athletic shirt on a white background Person wearing a black full-body suit on a white background
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$90.00
$90.00
An all-season favorite, the Women's Classic All-Season Merino Base Layer Long Sleeve can be sported as a base layer in the fall or summer when it's time to go backpacking. This base layer features ...
Person wearing black leggings on a white background Person wearing black long-sleeve top and leggings on a white background
$90.00
$90.00
Our Women's Classic All-Season Merino Base Layer Bottoms are the perfect layer to put on for your warm-weather adventures. Made of lightweight, breathable Merino, these base layer pants have an upd...