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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
Regular price $34.95
Sale price $34.95
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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
Regular price from $166.99
Sale price from $166.99
Regular price $279.00
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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
Regular price from $82.99
Sale price from $82.99
Regular price $139.00
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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...
Regular price $28.00
Sale price $28.00
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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
Regular price $39.99
Sale price $39.99
Regular price $55.00
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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
Regular price $25.99
Sale price $25.99
Regular price $33.00
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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
Regular price $49.99
Sale price $49.99
Regular price $70.00
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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
Regular price $39.99
Sale price $39.99
Regular price $50.00
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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
Regular price from $35.00
Sale price from $35.00
Regular price $70.00
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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
Regular price $25.99
Sale price $25.99
Regular price $30.00
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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
Regular price $24.99
Sale price $24.99
Regular price $35.00
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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
Regular price $54.99
Sale price $54.99
Regular price $70.00
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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
Regular price $24.99
Sale price $24.99
Regular price $35.00
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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
Regular price $39.99
Sale price $39.99
Regular price $50.00
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-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
Regular price $24.99
Sale price $24.99
Regular price $35.00
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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
Regular price $27.99
Sale price $27.99
Regular price $40.00
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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
Regular price $39.99
Sale price $39.99
Regular price $55.00
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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
Regular price $55.99
Sale price $55.99
Regular price $75.00
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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
Regular price from $21.00
Sale price from $21.00
Regular price $45.00
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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
Regular price $63.75
Sale price $63.75
Regular price $85.00
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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
Regular price $19.99
Sale price $19.99
Regular price $30.00
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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
Regular price from $21.00
Sale price from $21.00
Regular price $45.00
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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
Regular price $49.99
Sale price $49.99
Regular price $65.00
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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
Regular price $29.99
Sale price $29.99
Regular price $40.00
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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
Regular price $27.99
Sale price $27.99
Regular price $40.00
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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
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
Regular price $29.99
Sale price $29.99
Regular price $40.00
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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
Regular price $32.99
Sale price $32.99
Regular price $45.00
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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
Regular price $39.99
Sale price $39.99
Regular price $60.00
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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
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
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
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
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
Regular price $63.75
Sale price $63.75
Regular price $85.00
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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
Regular price $56.25
Sale price $56.25
Regular price $75.00
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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
Regular price $59.99
Sale price $59.99
Regular price $75.00
Unit price
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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
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
Regular price $44.99
Sale price $44.99
Regular price $60.00
Unit price
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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
Regular price $86.25
Sale price $86.25
Regular price $115.00
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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
Regular price $32.99
Sale price $32.99
Regular price $45.00
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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
Regular price $24.99
Sale price $24.99
Regular price $35.00
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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
Regular price $29.99
Sale price $29.99
Regular price $40.00
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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
Regular price from $55.30
Sale price from $55.30
Regular price $79.00
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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
Regular price $39.99
Sale price $39.99
Regular price $50.00
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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...