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Base Layer Tops

$139.99
320g Textured Tech Fleece
62% Polyester / 33% Cotton / 5% Elastane
Boyfriend Fit
Loose Mock Neck
Zippered Hand Pocket
Thumbholes
Tri Silicone Label

$119.99
Double-knit construction combining hydrophobic and hydrophilic yarns
Engineered holes in face fabric accelerate moisture transfer
Raglan sleeves and underarm gussets for mobility
Minimal seams for reduced bulk
Merrow stitching for strength and comfort against skin
Thumbholes at cuffs

$119.99
Double-knit construction combining hydrophobic and hydrophilic yarns
Engineered holes in face fabric accelerate moisture transfer
Raglan sleeves and underarm gussets for mobility
Minimal seams for reduced bulk
Merrow stitching for strength and comfort against skin
Thumbholes at cuffs

$129.99
THE MOMENTUM IS A HIGH PERFORMING BASELAYER TOP CONSTRUCTED WITH STATE OF THE ART AVRA™ FABRIC TECHNOLOGY IN A SEAMLESS, STRETCH CONSTRUCTION. THE AVRA™ NYLON/ELASTANE BLEND CREATES A FIT THAT STAYS PUT EVEN WHEN YOU’RE ON THE MOVE. IT’S INCREDIBLY EFFECTIVE AT WICKING MOISTURE, DRYING QUICKLY AND REGULATING YOUR CORE TEMPERATURE, SO YOU’RE ABLE TO OPERATE AT PEAK PERFORMANCE IN PEAK COMFORT ALL DAY LONG.
51% AVRA™ 25% NYLON 24% ELASTANE
SEAMLESS CONSTRUCTION
HIGH LOW KNIT TEXTURES ADD DIMENSION

$139.99
Meet the better-than-ever Men's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder panels eliminate top shoulder seams and a flatlock seam construction helps prevent chafing. Add one of our best base layers for cold weather to your winter wardrobe and experience the difference the next time you go skiing, hiking, climbing, or biking.
Features:
- Slim Fit
- 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
- Fit updated to improve functionality while enhancing aesthetics
- Shoulder panels eliminate top shoulder seams
- Flatlock seam construction designed to minimize chafing
- Knit in Vietnam: 100% Merino Wool
- Garment Weight: 276 g = 9.74 oz

$169.99
New to our innovative Intraknit line is the Men's Intraknit Thermal Merino Base Layer 1/4 Zip. This Smartwool base layer is 3D-mapped for a near-custom fit and freedom of movement. Its engineered construction helps enhance your performance with a lighter weight and cleaner finish. If you're looking for base layer clothing for cold weather, this one uses Merino Sport yarn that combines the power and benefits of Merino wool with the durability and fast dry times of polyester - creating the ultimate performance-ready top for all of your high-energy activities.
Features:
- Slim Fit
- Merino Sport yarn combines the power of Merino with the durability and fast dry times of polyester
- Engineered construction uses knit structures to enhance performance with lighter weights and cleaner finish
- Mesh ventilation seamlessly knit in gender-specific zones designed to keep the body dry and comfortable
- 3D mapping results in near custom fit and freedom of movement while ribbed elbows provide added durability
- 8.25" (21 cm) center front zipper
- Knit in India: 53% Merino Wool, 45% Polyester, 2% Elastane
- Garment Weight: 218 g = 7.69 oz

$139.99
FEATURES
100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
Fit updated to improve functionality while enhancing aesthetics
Shoulder panels eliminate top shoulder seams
Flatlock seam construction designed to minimize chafing

$129.99
Description
Our best selling and warmest base layer just got a little more refined with a subtle pattern, an improved fit, chafe-free seam construction and panels that offer more comfort with a pack.
Benefits
Merino 250
This heavier, soft, 100% Merino wool fabric offers breathable warmth, moves sweat away from the body, and provides next-to-skin comfort in colder conditions
Features
Slim Fit
Interlock knit provides ultimate comfort
Crew neck with set-in sleeves
Shoulder panels eliminate top shoulder seams
Flatlock seam construction designed to eliminate chafing

$129.99
Description
Our best selling and warmest base layer, just got a little more refined with an improved fit, chafe-free seam construction and panels that offer more comfort with a pack.
Benefits
Merino 250
This heavier, soft, 100% Merino wool fabric offers breathable warmth, moves sweat away from the body, and provides next-to-skin comfort in colder conditions
Features
Slim Fit
100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
Crew neck with set in sleeves
Back body seam wraps to front for body-enhancing fit
Shoulder panels eliminate top shoulder seams
Flatlock seam construction designed to minimize chafing

$74.99
Our classic, go-anywhere all-around baselayer, made with 100% recycled content. 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® Fresh durable odor control keeps things fresh. Fair Trade Certified™ sewn.
The smooth, soft face allows for easy layering; hollow-core yarns and a diamond-grid back trap warm air, wick moisture and dry fast; HeiQ® Fresh durable odor control keeps things fresh
Classic crew styling with internal neck tape for added comfort; locker loop for hang-drying
Raglan shoulder seams allow freedom of movement, with full underarm gusset for range of motion and chafe-free comfort
Elastic thumb loops for secure hand coverage
Stretch for added comfort and improved fit during movement
Fair Trade Certified™ sewn

$74.99
Our classic, go-anywhere all-around baselayer, made with 100% recycled content. 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® Fresh durable odor control keeps things fresh. Fair Trade Certified™ sewn.
The smooth, soft face makes for easy layering; HeiQ® Fresh durable odor control keeps things fresh
Classic crew internal neck tape for added comfort; locker loop for hang-drying
Raglan shoulder seams allow freedom of movement, with full underarm gusset for range of motion and chafe-free comfort
Fabric’s diamond-grid pattern next to skin provides warmth and breathability and wicks moisture
Elastic thumb loops for secure hand coverage
Stretch for added comfort and improved fit during movement
Fair Trade Certified™ sewn

$169.99
With its innovative, seamless, 3-D knit structure, our Capilene® Air Crew offers amazing warmth and comfort range. An airy blend of 51% responsibly sourced merino wool and 49% recycled polyester wicks moisture, resists odor and dries in a flash.

$159.99
With its innovative, seamless, 3-D knit structure, our Capilene® Air Crew offers amazing warmth and comfort range. An airy blend of 51% RWS-certified merino wool and 49% recycled polyester wicks moisture, resists odor and dries in a flash. All of the virgin wool Patagonia sources is certified to the Responsible Wool Standard (RWS) to help ensure protection both for the animals that supply it and the land they graze.
Fine merino wool from New Zealand blended with Capilene® recycled polyester for enhanced warmth balanced with improved wicking, durability and dry time
18.5-micron-gauge yarn; lofted-wool innovation
Fabric is soft against skin and stretches to move
Seamless 3-D construction eliminates chafe points through the entire garment and has almost no wasted material
Soft, stretchy elastic knit in cuffs and hem for added recovery and comfort over extended use
All of the virgin wool Patagonia sources is certified to the Responsible Wool Standard (RWS) to help ensure protection both for the animals that supply it and the land they graze

$99.99
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® Pure odor control keeps things fresh. Fair Trade CertifiedTM sewn.

$159.99
With its innovative, seamless, 3-D knit structure, our Capilene® Air Crew offers amazing warmth and comfort range. An airy blend of 51% responsibly sourced merino wool and 49% recycled polyester wicks moisture, resists odor and dries in a flash.

$159.99
With its innovative, seamless, 3-D knit structure, our Capilene® Air Crew offers amazing warmth and comfort range. An airy blend of 51% RWS-certified merino wool and 49% recycled polyester wicks moisture, resists odor and dries in a flash. All of the virgin wool Patagonia sources is certified to the Responsible Wool Standard (RWS) to help ensure protection both for the animals that supply it and the land they graze.
Fine merino wool from New Zealand blended with Capilene® recycled polyester for enhanced warmth balanced with improved wicking, durability and dry time
18.5-micron-gauge yarn; lofted-wool innovation
Fabric is soft against skin and stretches to move
Seamless 3-D construction eliminates chafe points through the entire garment and has almost no wasted material
Soft, stretchy elastic knit in cuffs and hem for added recovery and comfort over extended use
All of the virgin wool Patagonia sources is certified to the Responsible Wool Standard (RWS) to help ensure protection both for the animals that supply it and the land they graze

$99.99
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® Pure odor control keeps things fresh. Fair Trade CertifiedTM sewn

$79.99 - $89.99
FABRICThermal Weight: 88% Polyester, 12% Spandex, 200g/m²
FEATURESWicking, Quick Dry, Stretch fabric, Antimicrobial, Comes packaged

$64.99
MERINO BLEND crew neck base layer top. Our Merino wool is certified mulesed-free. Men MULTI style.
Content
Outer content: 80% Polyester, 20% Merino wool
Inner content: 97% Polyester, 3% Elastane
Weight
190 g/m2
Features
• Certified mulesed-free Merino wool
• ACCU-DRI® moisture management technology
• Naturally antimicrobial
• Anti-friction flatlock seams
• Raglan sleeve
• Reflective logo

$64.99
MERINO BLEND crew neck base layer top. Our Merino wool is certified mulesed-free. Women MULTI style.
Content
Outer content: 80% Polyester, 20% Merino wool
Inner content: 97% Polyester, 3% Elastane
Weight
190 g/m2
Features
• Certified mulesed-free Merino wool
• ACCU-DRI® moisture management technology
• Naturally antimicrobial
• Anti-friction flatlock seams
• Raglan sleeve
• Reflective logo

$64.99
KEY FEATURE
All day, any weather. The most versatile insulating layer with quick-drying warmth and stink-proof function.
DETAILS
DRYRIDE™ Ultrawick® Midweight 200
bluesign® Product
Quick-Drying and Highly Breathable
UPF 50+ Rating
Stretch 360° for Unlimited Mobility
Agion® Stink-Proof Finish
Thumbhole Cuffs

$64.99
KEY FEATURE
All day, any weather. The most versatile insulating layer with quick-drying warmth and stink-proof function.
DETAILS
DRYRIDE™ Ultrawick® Midweight 200
Extended Sizing
bluesign® Product
Quick-Drying and Highly Breathable
UPF 50+ Rating
Stretch 360° for Unlimited Mobility
Agion® Stink-Proof Finish
Thumbhole Cuffs
Extra Long Body: Strap In Without Your Shirt Un-Tucking

$74.99
Your quiver-of-one base layer. Quick-drying, stink-free warmth for any day.
Materials
92% POLYESTER, 8% SPANDEX
Details
Slim fit sits close to the body, with room for the garment to move with you
Midweight 200 Living Lining® provides consistent temperature regulation without adding bulk or weight
Four-way stretch fabrication for enhanced mobility
Quick drying and highly breathable
bluesign® approved non-biocidal finishes keep odors at bay
UPF 50+ rating
Chafe-free softlock seams for added comfort

$119.99
Breathable, moisture-wicking, insulated jersey with collar zip to aid with temperature regulation
Excellent thermal mid layer for aerobic activities or expedition weight insulation for cold winter sports. Form fitting versions feature Polartec® Power Stretch®, which wicks moisture and prevents constriction. Thermally efficient zip neck foundation piece suited to cold temperatures, slower paced activities. Plush interior has rich, warm texture. Trim, next-to-body fit and elastane content increases thermal efficiency by keeping fabric in constant contact with the body. Zip neck opens to aid rapid temperature regulation.
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