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Base Layer

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27% Off
Three children wearing black wetsuits on a white background Child wearing a black long-sleeve shirt on a white background
$21.99
$21.99
$30.00
This form-fitting, lightweight base layer 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 an...
Woman wearing a black long-sleeve top and pants on a white background Person wearing a black long-sleeve athletic top on a white background
$89.00
$89.00
$0.00
A classic, all-around polyester baselayer made with 50-100% recycled content. The smooth, soft face makes for easy layering. Hollow-core yarns and a diamond-grid back trap warm air, wick moisture a...
23% Off
Coldpruf Enthusiast Polypropylene Lightweight Tall Crew Shirt - Men's
$22.99
$22.99
$30.00
The Coldpruf Men's Enthusiast Polypropylene Lightweight Tall Crew Shirt is a single-layer garment made out of 100% polypropylene, engineered to give a close comfortable fit without being restrictiv...
38% Off
Terramar Women's Cloud Nine Turtle Neck
$29.99
$29.99
$48.00
This Terramar Cloud Nine 2.0 Baselayer Turtle Neck is designed to keep you warm and comfortable during outdoor activities. Made with soft, lightweight fabric and featuring a turtle neck, it is perf...
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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$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
Coldpruf Platinum II Midweight Underwear Pants - Men's Tall Black thermal leggings with brand logos on a white background
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$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...
25% 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.
$41.25
$41.25
$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...
25% Off
Under Armour UA Base™ 2.0 Women's Leggings Under Armour UA Base™ 2.0 Women's Leggings
$45.00
$45.00
$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...
25% Off
Under Armour UA Base™ 2.0 Women's Crew Under Armour UA Base™ 2.0 Women's Crew
$45.00
$45.00
$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...
25% Off
Under Armour UA Base™ 2.0 Men's Crew Under Armour UA Base™ 2.0 Men's Crew
$45.00
$45.00
$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...
25% Off
Under Armour UA Base™ 2.0 Men's Leggings Under Armour UA Base™ 2.0 Men's Leggings
$45.00
$45.00
$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...
25% Off
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
$48.75
$48.75
$65.00
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...
25% Off
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
$52.50
$52.50
$70.00
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...
25% Off
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
+2
+1
$45.00
$45.00
$60.00
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 ...
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
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 ...
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 ...
25% Off
Mountain Hardwear Men's Butter Up™ Long Sleeve Shirt Mountain Hardwear Men's Butter Up™ Long Sleeve Shirt
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+2
+1
$45.00
$45.00
$60.00
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 Kids' Classic Thermal Merino Base Layer Crew Smartwool Kids' Classic Thermal Merino Base Layer Crew
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+2
$65.00
$65.00
Our Kids' Classic Thermal Merino Base Layer Crew is made of 100% responsibly sourced Merino wool to help your little ones stay comfortable on snow days and activities in the mountains. With a flatl...
Polarmax Mens Active Stretch Bottom
$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...
Polarmax Mens Active Stretch Crewneck
$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...
Polarmax Womens Active Stretch Crewneck
$43.00
$43.00
$0.00
The Women's Active Stretch Crewneck is a versatile long-sleeve base layer designed to keep you comfortable and dry during any activity. Its moisture-wicking fabric moves with you, providing a snug ...
Polarmax Womens Active Stretch Tight
$43.00
$43.00
$0.00
The Womens Active Stretch Tight combines moisture-wicking technology with thermal warmth to keep you comfortable and dry. Its stretchy, close-fitting fabric moves with your body, providing support ...
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...