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Base Layer

110 products
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25% Off
Terramar 4.0 Men's Beast Performance Pant
$44.99
$44.99
$60.00
If you are looking for ultra-warmth, the Beast is for you! This full-length pant has a smooth face on the outside of the top for easy layering and brushed ultra-high pile sherpa fleece on the insid...
Smartwool Women's Classic Thermal Merino Base Layer Bottom Smartwool Women's Classic Thermal Merino Base Layer Bottom
$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...
27% Off
Terramar 4.0 Kids Thermafleece 2-Piece Set
$32.99
$32.99
$45.00
Designed for ultra-warmth, our toddler Thermafleece is a double-sided traditional fleece for extra warmth and insolation during those cold outdoor adventures. Set comes with a crew neck top and pan...
29% Off
Terramar Women's Legacy Genesis 3.0 Crew Shirt
$24.99
$24.99
$35.00
Stay warm and cozy with the Legacy Genesis Heritage Crew Top utilizing Thermoregulation Technology. With a 3.0 rating, this thermal crew traps heat within the layers and adjust to the perfect tempe...
25% Off
Terramar 2.0 Men's Thermolator Performance 3/4 Pant Terramar 2.0 Men's Thermolator Performance 3/4 Pant
$29.99
$29.99
$40.00
The Thermolator® 3/4 Pant is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, mid-weight fabric utilizing our features Cl...
30% Off
Patagonia Women's Capilene Midweight Crew Patagonia Women's Capilene Midweight Crew
+5
+4
+3
+2
+1
from $55.30
from $55.30
$79.00
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...
20% Off
Terramar Women's Thermasilk 1.0 Camisole Terramar Women's Thermasilk 1.0 Camisole
+2
+1
$39.99
$39.99
$50.00
Over forty years ago Terramar was the first company to introduce silk performance base layer products. Thermasilk® is still going strong. The Jersey V-Neck Cami offers a natural super soft touch an...
Smartwool Women's Merino 250 Plant-Based Dye Logo Crew Smartwool Women's Merino 250 Plant-Based Dye Logo Crew
$115.00
$115.00
For all your cold-weather pursuits, your skin will love a base layer that offers warmth and breathability. This ZQ-certified Merino wool crew shirt does just that. On top of that, it’s designed ...
50% Off
Patagonia Men's Capilene Midweight Zip Neck Patagonia Men's Capilene Midweight Zip Neck
+2
+1
from $44.50
from $44.50
$89.00
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...
Smartwool Women's Classic All-Season Merino Base Layer Long Sleeve Shirt Smartwool Women's Classic All-Season Merino Base Layer Long Sleeve Shirt
+2
+1
$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 ...
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...
Patagonia Women's Capilene Midweight Zip Neck Patagonia Women's Capilene Midweight Zip Neck
$89.00
$89.00
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® Pu...
Patagonia Men's Capilene Midweight Bottoms Patagonia Men's Capilene Midweight Bottoms
$79.00
$79.00
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® Pu...
27% Off
Terramar Men's All Season Merino 1.0 Pant
$39.99
$39.99
$55.00
Our All Season Merino Pant features merino lofted fabric which is soft against the skin and provides a quick-drying warmth and comfort. Ideal as a lightweight first layer that performs over a wide ...
9% Off
Terramar Men's All Season Merino 1.0 Crew Shirt
$49.99
$49.99
$55.00
Our All Season Merino Crew blended fabric construction is soft against the skin and provides a quick-drying warm feel. Ideal as a lightweight first layer that performs over a wide range of activiti...
Coldpruf Wool Plus Men's Pant
+2
+1
$32.00
$32.00
Two-Layer engineering Traps air between layers providing a natural barrier of warmth More Merino wool for extra warmth Inside Layer: 100% combed ring spun cotton Outside Layer: 50% combed ring spu...
Smartwool Men's Classic All-Season Merino Base Layer Bottom Smartwool Men's Classic All-Season Merino Base Layer Bottom
$90.00
$90.00
A year-round favorite, our Classic All-Season Merino Base Layer Bottom works hard to keep you comfortable everywhere, from the ski lifts to the campsite. With an updated fit to improve functionalit...
25% Off
Coldpruf Quest Performance Men's Crew Shirt
$29.99
$29.99
$40.00
The Holy Grail of base layers. Single-layer, jersey knit fabric Fabric Weight: 6.5 oz  Fiber Content: 85% ColdPruf® Technical Fiber Polyester with SILVADUR™ Intelligent Freshness / 15% Spandex F...
33% Off
Terramar Genesis Fleece Pant - Toddler's
$19.99
$19.99
$30.00
Terramar Toddler Genesis Fleece Pant is great when your little one wants be out in real cold weather. A expedition Wt. 4.0 base layer made from Terramar's Climasense polyester fabric which mana...
14% Off
Coldpruf Union Suit Men's One-Piece Suit
$59.99
$59.99
$70.00
Two-layer engineering Traps air between layers providing a natural barrier of warmth Full button front Union Suit with single button rear flap Inside Layer: 100% combed ring spun cotton Outside La...
Patagonia Women's Capilene Midweight Bottoms Patagonia Women's Capilene Midweight Bottoms
$79.00
$79.00
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...
17% Off
Terramar Women's All Season Merino 1.0 Pant Terramar Women's All Season Merino 1.0 Pant
$49.99
$49.99
$60.00
Terramar's All Season Merino Pant features merino lofted fabric which is soft against the skin and provides a quick-drying warmth and comfort. Ideal as a lightweight first layer that performs over ...
59% Off
Terramar Women's All Season Merino 1.0 Crew Shirt
$24.75
$24.75
$60.00
Terramar's All Season Merino Crew blended fabric construction is soft against the skin and provides a quick-drying warm feel. Ideal as a lightweight first layer that performs over a wide range of a...
25% Off
Coldpruf Quest Performance Women's Crew Shirt
$29.99
$29.99
$40.00
The Holy Grail of base layers. Single-layer, jersey knit fabric Fabric Weight: 6.5 oz  Fiber Content: 85% ColdPruf® Technical Fiber Polyester with SILVADUR™ Intelligent Freshness / 15% Spandex...