Collection:
Base Layer
112 products
Discover essential comfort and performance with Campmor's base layers. Shop our selection of high-quality base layers to stay warm, dry, and comfortable on your outdoor adventures. Find the perfect foundation for your next journey today!
Featured Products
Hydro Flask 32 oz All Around Travel Tumbler
Regular price
$34.95
Sale price
$34.95
Regular price
Unit price
/per
Hydration handled.
The new Travel Tumbler is here to hydrate more and refill less. A very comfortable, extremely durable handle takes it to the next level, and the large size can go anywhere, ev...
40% Off
Patagonia Womens Down Sweater
Regular price
from $166.99
Sale price
from $166.99
Regular price
$279.00
Unit price
/per
The perfect warmth for just about everything, our classic, newly redesigned Down Sweater is lightweight and windproof with a shell made of NetPlus® 100% postconsumer recycled nylon ripstop made fro...
40% Off
Patagonia Men's Lightweight Synch Snap-T Pullover
Regular price
from $82.99
Sale price
from $82.99
Regular price
$139.00
Unit price
/per
A lightweight version of our classic Snap-T® Pullover made with warm and durable midweight recycled polyester fleece. Fair Trade Certified™ sewn.87% of our line uses recycled materials.
10...
Yeti Yonder 1L / 34 oz Water Bottle
Regular price
$28.00
Sale price
$28.00
Regular price
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/per
If you can get there, now your water can too. The YETI® Yonder™ 1L / 34oz Non-Insulated Water Bottle was strategically engineered to be both lightweight and shatter resistant, allowing you...
27% Off
Terramar Below Zero 3.0 Pant - Women's
Regular price
$39.99
Sale price
$39.99
Regular price
$55.00
Unit price
/per
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 i...
21% Off
Terramar Genesis Fleece Pant - Kid's
Regular price
$25.99
Sale price
$25.99
Regular price
$33.00
Unit price
/per
Terramar Kid's Genesis Fleece Pant is great when your kids will be out in real cold weather. A expedition Wt. 4.0 base layer made from Terramar's Climasense polyester fabric which manages tempe...
29% Off
Terramar Thermawool 3.0 Crew - Women's
Regular price
$49.99
Sale price
$49.99
Regular price
$70.00
Unit price
/per
The secret of our Thermawool® is blending merino wool with just the right number of microfibers to make the ideal technical thermal fabric to breathe and manage moisture. Thermawool® has the benefi...
20% Off
Coldpruf Extreme Performance Underwear Pants - Men's
Regular price
$39.99
Sale price
$39.99
Regular price
$50.00
Unit price
/per
The Coldpruf Men's Extreme Performance Expedition Weight Pants have been specifically engineered with Coldpruf Technology (CTF) for warmth, dryness, and odor control, with spandex for superior fit....
50% Off
Terramar Ultra Merino 2.0 Pants - Women's
Regular price
from $35.00
Sale price
from $35.00
Regular price
$70.00
Unit price
/per
This mid-weight, duo layer pant, 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...
13% Off
Terramar Transport Pant - Men's
Regular price
$25.99
Sale price
$25.99
Regular price
$30.00
Unit price
/per
The Terramar Men's Transport Pant are the light weight high energy base layer you want when you want to cut the shill and keep the sea down. These Transport pants are made with Terramars Transport ...
29% Off
Terramar Transport +1.0 Lightweight Long Sleeve Crew Shirt - Men's
Regular price
$24.99
Sale price
$24.99
Regular price
$35.00
Unit price
/per
The Terramar Men’s Transport® +1.0 Crew Shirt is the perfect shirt for cooler weather workouts or as the foundation of a multi-layering system. The Transport fabric is stretchy, lightweight, moist...
21% Off
Terramar Ultra Merino Crew Shirt 2.0 - Men's
Regular price
$54.99
Sale price
$54.99
Regular price
$70.00
Unit price
/per
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...
29% Off
Terramar Transport +1.0 Lightweight Pant - Women's
Regular price
$24.99
Sale price
$24.99
Regular price
$35.00
Unit price
/per
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
Regular price
$39.99
Sale price
$39.99
Regular price
$50.00
Unit price
/per
-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
Regular price
$24.99
Sale price
$24.99
Regular price
$35.00
Unit price
/per
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
Regular price
$27.99
Sale price
$27.99
Regular price
$40.00
Unit price
/per
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
Regular price
$39.99
Sale price
$39.99
Regular price
$55.00
Unit price
/per
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
Regular price
$55.99
Sale price
$55.99
Regular price
$75.00
Unit price
/per
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
Regular price
from $21.00
Sale price
from $21.00
Regular price
$45.00
Unit price
/per
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...
25% Off
Smartwool Men's Classic All-Season Merino Base Layer Bottom
Regular price
$63.75
Sale price
$63.75
Regular price
$85.00
Unit price
/per
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
Regular price
$19.99
Sale price
$19.99
Regular price
$30.00
Unit price
/per
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
Regular price
from $21.00
Sale price
from $21.00
Regular price
$45.00
Unit price
/per
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
Regular price
$49.99
Sale price
$49.99
Regular price
$65.00
Unit price
/per
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
Regular price
$29.99
Sale price
$29.99
Regular price
$40.00
Unit price
/per
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
Regular price
$27.99
Sale price
$27.99
Regular price
$40.00
Unit price
/per
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
Regular price
$49.99
Sale price
$49.99
Regular price
$70.00
Unit price
/per
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
Regular price
$29.99
Sale price
$29.99
Regular price
$40.00
Unit price
/per
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
Regular price
$32.99
Sale price
$32.99
Regular price
$45.00
Unit price
/per
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
Regular price
$39.99
Sale price
$39.99
Regular price
$60.00
Unit price
/per
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
Regular price
$49.99
Sale price
$49.99
Regular price
$65.00
Unit price
/per
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
Regular price
from $35.00
Sale price
from $35.00
Regular price
$75.00
Unit price
/per
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
Regular price
$49.99
Sale price
$49.99
Regular price
$70.00
Unit price
/per
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
Regular price
$32.99
Sale price
$32.99
Regular price
$45.00
Unit price
/per
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
SmartWool Merino 150 Baselayer Bottom - Women's
Regular price
$63.75
Sale price
$63.75
Regular price
$85.00
Unit price
/per
Smartwool's Women’s Merino 150 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 updated...
25% Off
SmartWool Merino 150 Baselayer Short Sleeve - Women's
Regular price
$56.25
Sale price
$56.25
Regular price
$75.00
Unit price
/per
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
Regular price
$59.99
Sale price
$59.99
Regular price
$75.00
Unit price
/per
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
Regular price
$29.99
Sale price
$29.99
Regular price
$40.00
Unit price
/per
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...
25% Off
Terramar 4.0 Men's Beast Performance Pant
Regular price
$44.99
Sale price
$44.99
Regular price
$60.00
Unit price
/per
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...
25% Off
Smartwool Women's Classic Thermal Merino Base Layer Bottom
Regular price
$86.25
Sale price
$86.25
Regular price
$115.00
Unit price
/per
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
Regular price
$32.99
Sale price
$32.99
Regular price
$45.00
Unit price
/per
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
Regular price
$24.99
Sale price
$24.99
Regular price
$35.00
Unit price
/per
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
Regular price
$29.99
Sale price
$29.99
Regular price
$40.00
Unit price
/per
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
Regular price
from $55.30
Sale price
from $55.30
Regular price
$79.00
Unit price
/per
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
Regular price
$39.99
Sale price
$39.99
Regular price
$50.00
Unit price
/per
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...
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