Men's Long Underwear & Base Layers

Exclusive

Backcountry

Spruces Lightweight Merino Baselayer Crew - Men's

3 colors

$89.00

Exclusive

Backcountry

Spruces Lightweight Merino Baselayer Bottom - Men's

3 colors

$89.00

Patagonia

R1 Air Zip-Neck Top - Men's

5 colors

$129.00

Patagonia

Capilene Midweight Bottom - Men's

4 colors

$79.00

Airblaster

Ninja Suit - Men's

3 colors

Current price: $59.98 - $76.97 Original price: $149.95

Up to 60% off

Airblaster

Hoodless Ninja Suit - Men's

3 colors

Current price: $64.98 - $77.97 Original price: $129.95

Up to 50% off

Ortovox

185 Rock'N'Wool Long-Sleeve Top - Men's

3 colors

Current price: $55.00 - $77.00 Original price: $110.00

Up to 50% off

Ortovox

185 Rock'N'Wool Short Pant - Men's

4 colors

$70.00 - $100.00

Up to 30% off

+3

Outdoor Research

Alpine Onset Merino 150 Hoodie - Men's

7 colors

$54.48 - $118.95

Up to 50% off

+2

Outdoor Research

Alpine Onset Bottom - Men's

6 colors

$44.48 - $98.95

Up to 50% off

Beringia

Diomede Snorkel Hoodie - Men's

2 colors

$224.95

Beringia

Diomede Bottom - Men's

2 colors

$149.95

Smartwool

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

2 colors

Current price: $60.50 - $66.00 Original price: $110.00

Up to 45% off

Smartwool

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

2 colors

Current price: $77.00 - $84.00 Original price: $140.00

Up to 45% off

The North Face

FD Pro 160 Crew - Men's

3 colors

$69.95

The North Face

FD Pro 160 Tight - Men's

2 colors

$69.95

Smartwool

Merino 250 Bottom - Men's

2 colors

Current price: $80.50 - $92.00 Original price: $115.00

Up to 30% off

Cotopaxi

Debajo Seamless Baselayer Tight - Men's

1 color

$80.00

WHITESPACE

Graphene Midweight Baselayer Top - Men's

2 colors

$79.00

WHITESPACE

Graphene Midweight Baselayer Bottom - Men's

2 colors

$114.00

Smartwool

Classic All-Season Merino Base Layer - Men's

3 colors

Current price: $67.50 - $72.00 Original price: $90.00

Up to 25% off

Smartwool

Classic All-Season Merino Base Layer Bottom - Men's

2 colors

Current price: $67.50 Original price: $90.00

25% off

Orage

Fraser Baselayer Top - Men's

4 colors

Current price: $39.98 Original price: $99.95

60% off

Orage

Tamarack Baselayer Bottom - Men's

4 colors

Current price: $35.98 Original price: $89.95

60% off

Patagonia

Capilene Air Hoodie - Men's

2 colors

$159.00

Patagonia

Capilene Air Bottom - Men's

2 colors

$139.00

Exclusive

Backcountry

Spruces Lightweight Merino 1/2-Zip Hooded Baselayer - Men's

2 colors

$129.00

Exclusive

Backcountry

Spruces Mid-Weight Merino 3/4 Baselayer Bottom - Men's

4 colors

$44.50 - $89.00

Up to 50% off

+7

Smartwool

Merino 250 Baselayer Crew - Men's

11 colors

Current price: $66.00 - $92.00 Original price: $115.00

Up to 40% off

Exclusive

Backcountry

Spruces Mid-Weight Merino Baselayer Crew - Men's

4 colors

$49.50 - $99.00

Up to 50% off

Exclusive

Backcountry

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

4 colors

$41.60 - $104.00

Up to 60% off

Exclusive

Backcountry

Spruces Mid-Weight Merino Baselayer Bottom - Men's

4 colors

$49.50 - $99.00

Up to 50% off

Smartwool

Merino Sport 150 Long-Sleeve Crew - Men's

4 colors

Current price: $42.50 - $51.00 Original price: $85.00

Up to 50% off

+4

Smartwool

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

8 colors

Current price: $84.00 - $96.00 Original price: $120.00

Up to 30% off

Exclusive

Backcountry

Hybrid Grid Fleece 3/4 Bottom - Men's

3 colors

$35.60 - $89.00

Up to 60% off

Smartwool

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

3 colors

Current price: $47.50 - $57.00 Original price: $95.00

Up to 50% off

Smartwool

Classic All-Season Merino Base Layer 3/4 Bottom - Men's

1 color

Current price: $56.25 Original price: $75.00

25% off

Exclusive

Backcountry

Spruces Print Merino Baselayer Crew - Men's

2 colors

Current price: $32.70 Original price: $109.00

70% off

+2

Icebreaker

200 Oasis LS Crew Top - Men's

6 colors

Current price: $52.50 - $78.75 Original price: $105.00

Up to 50% off

Exclusive

Stoic

Lightweight Poly Baselayer Crew - Men's

4 colors

Current price: $41.30 Original price: $59.00

30% off

Smartwool

IntraKnit Merino 200 Crew Top - Men's

5 colors

Current price: $75.00 - $104.00 Original price: $130.00

Up to 40% off

+2

Smartwool

Merino 250 Baselayer Colorblock Crew - Men's

6 colors

Current price: $60.50 - $80.50 Original price: $115.00

Up to 45% off

Men's Baselayers

Brands

Size

XS

S

M

L

XL

XXL

3XL

27

28

30

31

32

35

39

40

42

44

Sale

10% and more (148)

20% and more (148)

30% and more (129)

40% and more (107)

50% and more (65)

Prices

$25 and less (2)

$25 - $50 (74)

$50 - $75 (59)

$75 - $100 (80)

$100 - $125 (36)

$125 - $150 (22)

$150 - $200 (12)

$200 - $250 (2)

$250 - $300 (2)

$500 - $600 (2)

$600 - $800 (1)

$800 - $1000 (1)

Colors

beige (7)

black (158)

blue (101)

brown (18)

gray (59)

green (67)

orange (18)

pink (2)

purple (9)

red (17)

white (11)

yellow (19)

Activity

Snowboard (194)

Ski (192)

Hike & Camp (139)

Snowshoe (94)

Lifestyle (70)

Run & Training (60)

Climb (39)

Fly Fish (7)

Yoga (4)

Bike (5)

Paddle (3)

Features

Anti-Odor (133)

Thumbholes (47)

Sun Protection (13)

Pockets (22)

Abrasion Resistant (5)

Adjustable Waist (2)

Water Resistant (2)

Reflective (1)

Fit

Semi-Fitted/Slim (101)

Form-Fitting (45)

Regular/Relaxed (94)

Hood

No (132)

Yes (26)