Home Page

Cart, contains 0 items

When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.
Expert Help

Cart, contains 0 items

Up To 60% Off Bonus Sale—2 Days Only!

Men's Baselayer Tops

171 results

Merino 250 Baselayer Crew - Men's

Smartwool

Merino 250 Baselayer Crew - Men's

4 colors

$82.50 - $110.00
Up to 25% off
Merino 150 Long-Sleeve Baselayer - Men's

Smartwool

Merino 150 Long-Sleeve Baselayer - Men's

3 colors

$85.00

Exclusive

Lightweight Poly 1/4-Zip Baselayer Top - Men's

Stoic

Lightweight Poly 1/4-Zip Baselayer Top - Men's

2 colors

Current price: $29.00 Original price: $69.00
58% off

Exclusive

Lightweight Poly Baselayer Crew - Men's

Stoic

Lightweight Poly Baselayer Crew - Men's

5 colors

Current price: $29.00 Original price: $59.00
51% off
R1 Air Zip-Neck Top - Men's

+3

Patagonia

R1 Air Zip-Neck Top - Men's

7 colors

$83.30 - $119.00
Up to 30% off
Capilene Air Crew Top - Men's

Patagonia

Capilene Air Crew Top - Men's

2 colors

Current price: $77.40 - $90.30 Original price: $129.00
Up to 40% off

Summit Series™

Peak Outerwear From The North Face

Merino 250 Baselayer 1/4-Zip - Men's

Smartwool

Merino 250 Baselayer 1/4-Zip - Men's

5 colors

$115.00
Intraknit Merino 200 Colorblock 1/4-Zip Top - Men's

Smartwool

Intraknit Merino 200 Colorblock 1/4-Zip Top - Men's

2 colors

Current price: $78.00 Original price: $130.00
40% off

Exclusive

Spruces Print Merino Baselayer 1/4-Zip Top - Men's

Backcountry

Spruces Print Merino Baselayer 1/4-Zip Top - Men's

2 colors

Current price: $51.30 Original price: $114.00
55% off

Exclusive

Spruces Print Merino Baselayer Crew - Men's

Backcountry

Spruces Print Merino Baselayer Crew - Men's

2 colors

Current price: $49.05 Original price: $109.00
55% off
Alpine Onset Crew - Men's

Outdoor Research

Alpine Onset Crew - Men's

4 colors

$88.95
AirMesh 1/4-Zip Top - Men's

Mountain Hardwear

AirMesh 1/4-Zip Top - Men's

5 colors

Current price: $67.49 Original price: $89.99
25% off
Intraknit Merino 200 Pattern Crew - Men's

Smartwool

Intraknit Merino 200 Pattern Crew - Men's

5 colors

$84.00 - $125.00
Up to 30% off
Capilene Midweight Zip-Neck Top - Men's

Patagonia

Capilene Midweight Zip-Neck Top - Men's

5 colors

$55.30 - $89.00
Up to 30% off

Exclusive

Lightweight Merino Baselayer Crew - Men's

Backcountry

Lightweight Merino Baselayer Crew - Men's

3 colors

Current price: $47.40 Original price: $79.00
40% off
IntraKnit Merino 200 Crew Top - Men's

+2

Smartwool

IntraKnit Merino 200 Crew Top - Men's

6 colors

$72.00 - $125.00
Up to 40% off

Exclusive

Spruces Merino Baselayer 1/4-Zip Top - Men's

Backcountry

Spruces Merino Baselayer 1/4-Zip Top - Men's

2 colors

Current price: $62.40 Original price: $104.00
40% off
Capilene Thermal Weight Zip-Neck Top - Men's

Patagonia

Capilene Thermal Weight Zip-Neck Top - Men's

3 colors

$69.30 - $109.00
Up to 30% off
Moench Advanced Half-Zip Long-Sleeve Top - Men's

Mammut

Moench Advanced Half-Zip Long-Sleeve Top - Men's

3 colors

Current price: $96.25 - $113.75 Original price: $175.00
Up to 45% off
Lifa Stripe Crew Top - Men's

Helly Hansen

Lifa Stripe Crew Top - Men's

3 colors

Current price: $33.75 Original price: $45.00
25% off

Exclusive

Spruces Merino Baselayer Crew - Men's

Backcountry

Spruces Merino Baselayer Crew - Men's

2 colors

Current price: $59.40 Original price: $99.00
40% off
Capilene Midweight Crew Top - Men's

Patagonia

Capilene Midweight Crew Top - Men's

5 colors

$79.00
Merino Sport 150 Long-Sleeve 1/4-Zip Top - Men's

Smartwool

Merino Sport 150 Long-Sleeve 1/4-Zip Top - Men's

4 colors

$57.00 - $95.00
Up to 40% off
Forge Long-Sleeve T-Shirt - Men's

Rab

Forge Long-Sleeve T-Shirt - Men's

3 colors

Current price: $35.97 - $41.96 Original price: $59.95
Up to 40% off

Exclusive

Merino Thermal Base Layer Mock Neck - Men's

WHITESPACE

Merino Thermal Base Layer Mock Neck - Men's

2 colors

$119.00
Merino 150 1/4-Zip Baselayer - Men's

Smartwool

Merino 150 1/4-Zip Baselayer - Men's

1 color

$90.00
Merino 150 Plant-Based Dye Baselayer Short-Sleeve Top- Men's

Smartwool

Merino 150 Plant-Based Dye Baselayer Short-Sleeve Top- Men's

5 colors

$48.75 - $75.00
Up to 35% off
Merino 250 Baselayer Plant-Based Dye Logo Hoodie - Men's

Smartwool

Merino 250 Baselayer Plant-Based Dye Logo Hoodie - Men's

3 colors

$98.00 - $140.00
Up to 30% off
Capilene Air Hoodie - Men's

Patagonia

Capilene Air Hoodie - Men's

3 colors

$159.00
Olden Polartec 1/2-Zip Top - Men's

Marmot

Olden Polartec 1/2-Zip Top - Men's

3 colors

Current price: $59.98 Original price: $119.95
50% off
Intraknit Merino Tech 1/4-Zip Top - Men's

Smartwool

Intraknit Merino Tech 1/4-Zip Top - Men's

2 colors

$170.00
Thermolator 2.0 Performance Crew - Men's

Terramar

Thermolator 2.0 Performance Crew - Men's

2 colors

Current price: $31.50 Original price: $45.00
30% off
Lifa Active Crew Top - Men's

+3

Helly Hansen

Lifa Active Crew Top - Men's

7 colors

Current price: $33.00 - $45.00 Original price: $60.00
Up to 45% off
Merino 150 Baselayer - Men's

Smartwool

Merino 150 Baselayer - Men's

5 colors

$52.50 - $75.00
Up to 30% off
Lifa Merino Midweight 1/2 Zip Top - Men's

+2

Helly Hansen

Lifa Merino Midweight 1/2 Zip Top - Men's

6 colors

Current price: $44.00 - $82.50 Original price: $110.00
Up to 60% off
Intraknit Merino 200 1/2-Zip Hoodie - Men's

Smartwool

Intraknit Merino 200 1/2-Zip Hoodie - Men's

2 colors

$155.00
Capilene Air Crew Top - Men's

Patagonia

Capilene Air Crew Top - Men's

2 colors

$139.00
Lifa Merino Midweight Crew Top - Men's

+2

Helly Hansen

Lifa Merino Midweight Crew Top - Men's

6 colors

Current price: $75.00 Original price: $100.00
25% off
Mountain Stretch Long-Sleeve Top - Men's

Mountain Hardwear

Mountain Stretch Long-Sleeve Top - Men's

5 colors

Current price: $44.99 - $48.74 Original price: $64.99
25% off
Merino 150 Plant-Based Dye Baselayer Long-Sleeve Top - Men's

Smartwool

Merino 150 Plant-Based Dye Baselayer Long-Sleeve Top - Men's

2 colors

$85.00
Odin Power Stretch Pro Hoodie - Men's

Helly Hansen

Odin Power Stretch Pro Hoodie - Men's

3 colors

Current price: $99.00 Original price: $220.00
55% off

New Arrival

Conduit Pull-On Top - Men's

Rab

Conduit Pull-On Top - Men's

1 color

Current price: $52.46 Original price: $69.95
25% off

Page

12345

Page 1 of 5

Next Page