Men's Underwear & Baselayers
134 results
ExOfficio
Everyday Boxer - Men's
1 color
Current price: $12.00 Original price: $30.00
60% off
BlackStrap
Therma Hooded Baselayer Top 2024
1 color
Current price: $40.50 Original price: $89.99
55% off
Smartwool
Merino Sport 150 Long-Sleeve 1/4-Zip Top - Men's
1 color
Current price: $53.37 Original price: $95.00
44% off
(1)
District Vision
Cargo Compression Long Tight - Men's
1 color
Current price: $262.46 Original price: $374.95
30% off
Atomic
Backland Primaloft Midlayer - Men's 2022
1 color
Current price: $126.00 Original price: $280.00
55% off
District Vision
9in Recycled Half-Tights - Men's
1 color
Current price: $150.46 Original price: $214.95
30% off
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Icebreaker
Anatomica Boxer + Fly - Men's
3 colors
Current price: $29.25 - $33.75 Original price: $50.00
Up to 42% off
(39)
Icebreaker
Merino Blend 75 Cool-Lite Ultralight LS Crewe - Men's
1 color
Current price: $71.50 Original price: $110.00
35% off
Icebreaker
Merino 125 Cool-Lite Anatomica Boxer - Men's
1 color
Current price: $32.50 Original price: $50.00
35% off
Icebreaker
Merino Blend 125 ZoneKnit Long-Sleeve Crewe - Men's
1 color
Current price: $81.25 Original price: $125.00
35% off
Icebreaker
Merino Blend 75 Cool-Lite Ultralight SS Crewe - Men's
1 color
Current price: $65.00 Original price: $100.00
35% off
Icebreaker
Merino Blend 125 ZoneKnit Legging - Men's
1 color
Current price: $81.25 Original price: $125.00
35% off
Stoic
Lightweight Poly Baselayer Bottom - Men's
5 colors
Current price: $17.70 - $32.00 Original price: $64.00
Up to 70% off
Helly Hansen
Lifa Merino Max Boxer Windblock - Men's
1 color
Current price: $27.50 Original price: $50.00
45% off
Smartwool
Classic Thermal Merino Baselayer Bottom - Men's
2 colors
Current price: $57.50 - $81.25 Original price: $115.00
Up to 50% off
(9)
Mountain Hardwear
AirMesh Long-Sleeve Crew Top - Men's
2 colors
Current price: $51.99 - $55.99 Original price: $79.99
Up to 35% off
Rab
Conduit Tights - Men's
1 color
Current price: $22.75 Original price: $65.00
65% off
Spyder
Momentum Baselayer Pant - Men's
1 color
Current price: $22.25 Original price: $89.00
75% off
Outdoor Research
Alpine Onset Merino 150 Hoodie - Men's
1 color
Current price: $47.58 Original price: $118.95
60% off
Airblaster
Classic Ninja Suit - Men's
2 colors
Current price: $74.98 - $89.97 Original price: $149.95
Up to 50% off
Smartwool
Intraknit Active Seamless Short-Sleeve Top - Men's
3 colors
Current price: $60.00 - $65.00 Original price: $100.00
Up to 40% off
Terramar
Thermolator 2.0 Performance Crew - Men's
1 color
Current price: $20.25 Original price: $45.00
55% off
Smartwool
Merino 250 Baselayer Colorblock Crew - Men's
1 color
Current price: $51.75 Original price: $115.00
55% off
(2)
Flylow
Bobby Fleece One-Piece - Men's
2 colors
Current price: $89.98 - $98.97 Original price: $179.95
Up to 50% off
Terramar
2.0 Thermapeak Heritage Pant - Men's
1 color
Current price: $18.00 Original price: $30.00
40% off
Smartwool
Intraknit Merino 200 Colorblock Crew - Men's
2 colors
Current price: $65.00 - $71.50 Original price: $130.00
Up to 50% off
Airblaster
Ninja Suit Pro - Men's
3 colors
Current price: $167.97 Original price: $279.95
40% off
Patagonia
R1 Daily Bottom - Men's
1 color
Current price: $70.95 Original price: $129.00
45% off
Ortovox
Merino Thermovent Hoodie - Men's
1 color
Current price: $102.00 Original price: $170.00
40% off
Outdoor Research
Alpine Onset Merino 150 1/4-Zip Top - Men's
1 color
Current price: $59.92 Original price: $108.95
45% off
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Backcountry
Cedars RWS Merino Lt-Wt Baselayer 1/2-Zip Scuba Top - Men's
2 colors
Current price: $51.60 - $58.05 Original price: $129.00
Up to 60% off
Rab
Conduit Hooded Top - Men's
1 color
Current price: $57.00 Original price: $95.00
40% off
Smartwool
Classic Thermal Merino 1/4-Zip Base Layer - Men's
1 color
Current price: $66.00 Original price: $120.00
45% off
Black Diamond
Solution 150 Merino Base Crew - Men's
1 color
Current price: $67.50 Original price: $135.00
50% off
Terramar
2.0 Thermolator Performance 3/4 Pant - Men's
1 color
Current price: $17.50 Original price: $35.00
50% off
Airblaster
Baselayer Top - Men's
2 colors
Current price: $35.97 Original price: $59.95
40% off
Smartwool
Merino 250 Baselayer Hoodie - Men's
1 color
Current price: $79.75 Original price: $145.00
45% off
Outdoor Research
Alpine Onset Merino 150 Hoodie - Men's
2 colors
Current price: $59.48 - $65.42 Original price: $118.95
Up to 50% off
Terramar
Thermolator 2.0 Performance Pant - Men's
1 color
Current price: $17.48 Original price: $34.95
50% off
Burton
Heavyweight X Baselayer 1/4-Zip Top - Men's
1 color
Current price: $64.97 Original price: $99.95
35% off
Smartwool
Classic Thermal Merino Colorblock Crew Base Layer - Men's
1 color
Current price: $72.00 Original price: $120.00
40% off
Rab
Talus 3/4 Tight - Men's
1 color
Current price: $51.00 Original price: $85.00
40% off