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Base Layer

110 products
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29% Off
Terramar Transport +1.0 Lightweight Pant - Women's
$24.99
$24.99
$35.00
The Terramar Women’s Transport® +1.0 Pants excel as a breathable, lightweight layering piece with optimal moisture and temperature management so you feel comfortable wherever you may roam. A wide w...
20% Off
Terramar Cloud Nine Half Zip - Women's Terramar Cloud Nine Half Zip - Women's
$39.99
$39.99
$50.00
-Ribbed polyester/spandex trim on neck for extra comfort -Comfortable extended ribbed cuff with thumbhole -Crossover rib hem allows for stylish untucked look if desired
29% Off
Terramar Transport 1.0 Lightweight Long Sleeve Crew Shirt - Women's
$24.99
$24.99
$35.00
The Terramar Women’s Transport® +1.0 Crew Shirt is a versatile base layer with excellent performance properties. The Transport fabric is stretchy, lightweight, moisture-wicking, and breathable - it...
30% Off
Terramar EC2 Military Fleece Expedition Weight Tall Crew Shirt - Men's Terramar EC2 Military Fleece Expedition Weight Tall Crew Shirt - Men's
+2
+1
$27.99
$27.99
$40.00
The Terramar Men's Military Fleece Expedition Weight Tall Crew, with ec2® Qwik-Dri™ Thermoregulation Comfort Technology, is an ideal baselayer choice for those blustery cold days of winter when the...
27% Off
Terramar Below Zero Crew 3.0 Shirt - Women's Terramar Below Zero Crew 3.0 Shirt - Women's
+3
+2
+1
$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...
25% Off
Terramar Thermawool Half-Zip - Women's
+2
+1
$55.99
$55.99
$75.00
Terramar's Thermawool CS 3.0 half zip for Women represent Terramar’s highest thermal rating and are the optimal choice for regulating temperature. This half zip top is constructed with a blend of M...
53% Off
Terramar Cloud Nine Print Pants - Women's Terramar Cloud Nine Print Pants - Women's
+3
+2
+1
from $21.00
from $21.00
$45.00
The Cloud Nine Performance Tight is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, midweight fabric utilizing our fea...
Smartwool Men's Classic All-Season Merino Base Layer Bottom Smartwool Men's Classic All-Season Merino Base Layer Bottom
+2
+1
$85.00
$85.00
A year-round favorite, our Merino 150 Base Layer Bottoms work hard to keep you comfortable everywhere, from the ski lifts to the campsite. With an updated fit to improve functionality while enhan...
33% Off
Coldpruf Basic Midweight Underwear Crew Shirt - Men's Tall Coldpruf Basic Midweight Underwear Crew Shirt - Men's Tall
+2
+1
$19.99
$19.99
$30.00
The Coldpruf Men's Tall Basic Midweight Crew Shirt is a base layer underwear garment, designed to trap air between its two layers, providing a natural barrier of warmth. The two-layer engineering d...
53% Off
Terramar Cloud Nine Scoopneck Print Shirt - Women's Terramar Cloud Nine Scoopneck Print Shirt - Women's
+3
+2
+1
from $21.00
from $21.00
$45.00
The Cloud Nine Scoop Neck Top is the ideal piece for all day warmth and comfort while being out in the elements. This versatile piece features an ultra-soft, midweight fabric utilizing our featur...
23% Off
Terramar ThermaSilk CS Silk Lightweight Tall Pants - Men's Terramar ThermaSilk CS Silk Lightweight Tall Pants - 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...
25% Off
Coldpruf Platinum Mid Weight Pants - Women's Coldpruf Platinum Mid Weight Pants - Women's
$29.99
$29.99
$40.00
The Platinum two layer garment has been specifically engineered with our ColdPruf technology to trap air between the layers of fabric to provide a natural warmth shield. The Platinum offers the des...
30% Off
Terramar EC2 Military Fleece Expedition Weight Tall Pants - Men's Terramar EC2 Military Fleece Expedition Weight Tall Pants - Men's
+2
+1
$27.99
$27.99
$40.00
The Terramar Men's Military Fleece Expedition Weight Tall Pants, with ec2® Qwik-Dri™ Thermoregulation Comfort Technology, are an ideal baselayer choice for those blustery cold days of winter when t...
29% Off
Terramar Beast 4.0 1/2 Zip Shirt - Men's
$49.99
$49.99
$70.00
If you are looking for ultra-warmth, the Beast is for you! This half-zip top has a smooth face on the outside of the top for easy layering and brushed ultra-high pile sherpa fleece on the inside to...
25% Off
Coldpruf Platinum Mid Weight Crew Shirt - Women's
$29.99
$29.99
$40.00
Coldpruf Women's Platinum Crew Thermal Shirt is specifically engineered to trap air between its layers of fabric to provide a natural warmth shield. Product Features:Long sleeve, Crew neck, Flat se...
27% Off
Coldpruf Platinum II Midweight Underwear Pants - Men's Tall Coldpruf Platinum II Midweight Underwear Pants - Men's Tall
+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...
33% Off
Terramar Below Zero 1/2 Zip 3.0 Shirt - Women's Terramar Below Zero 1/2 Zip 3.0 Shirt - Women's
+3
+2
+1
$39.99
$39.99
$60.00
The Below Zero Half-Zip Top 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 f...
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...
53% Off
Terramar Ultra Merino 1/2 Zip Shirt 2.0 - Women's Terramar Ultra Merino 1/2 Zip Shirt 2.0 - Women's
+4
+3
+2
+1
from $35.00
from $35.00
$75.00
This mid-weight, duo layer crew, consists of a fully synthetic inside and Merino blend face. Our bi-layer construction, creates an air pocket in-between both layers for additional insulation and ...
29% Off
Terramar Ultra Merino 2.0 Scoop Neck Shirt - Women's Terramar Ultra Merino 2.0 Scoop Neck Shirt - Women's
+4
+3
+2
+1
$49.99
$49.99
$70.00
This mid-weight, duo layer crew, consists of a fully synthetic inside and Merino blend face. Our bi-layer construction, creates an air pocket in-between both layers for additional insulation and ...
27% Off
Coldpruf Platinum II Midweight Underwear Crew Shirt - Men's Tall Coldpruf Platinum II Midweight Underwear Crew Shirt - Men's Tall
+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...
SmartWool Merino 150 Baselayer Short Sleeve - Women's SmartWool Merino 150 Baselayer Short Sleeve - Women's
+3
+2
+1
$75.00
$75.00
Want a Smartwool® base layer that looks good, but plays better? Our Merino 150 Short Sleeve shirt works well for any adventure. This base layer features Core Spun technology—which features Merin...
20% Off
Terramar Ultra Merino 1/2 Zip Shirt 2.0 - Men's Terramar Ultra Merino 1/2 Zip Shirt 2.0 - Men's
+2
+1
$59.99
$59.99
$75.00
This mid-weight, duo layer crew, consists of a fully synthetic inside and Merino blend face. Our bi-layer construction, creates an air pocket in-between both layers for additional insulation and th...
25% Off
Terramar Thermafleece 2-Piece Set - Toddler's Terramar Thermafleece 2-Piece Set - Toddler's
+2
+1
$29.99
$29.99
$40.00
Your Toddler is always on the go. No reason to stop when the weather turns cold. Dress your toddler in the Terramar Thermafleece 2-Piece Set. A 4.0 the warmest base layer available through Terramar...