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Men's Underwear

OK, it is the underwear section, but let's look at this honestly; this stuff is purely for business. These are the important base layers that will keep you warm out on the trail by way of anti-wicking materials and use of the best quality fabrics. It is super important that you have a really good base layer working for you, especially when things are looking a little chillier out there. We've got some casual pieces and some that are for your more demanding day trips.



New Items

Smartwool Men's NTS Mid 250 Crew Neck Shirt NP600 (Smartwool)
Smartwool Men's NTS Mid 250 Zip T Top NP603 (Smartwool)
Smartwool Men's NTS Micro 150 Pattern T-Shirt NP707 (Smartwool)
Smartwool Men's NTS Micro 150 Pattern Boxer Brief SW0NP711 (Smartwool)
Smartwool Men's NTS Mid 250 Crew Neck Shirt
NP600
Smartwool Men's NTS Mid 250 Zip T Top
NP603
Smartwool Men's NTS Micro 150 Pattern T-Shirt
NP707
Smartwool Men's NTS Micro 150 Pattern Boxer Brief
SW0NP711
$94.95
 
Smartwool Men's NTS Mid 250 Crew Neck Shirt NP600 (Smartwool)
$99.95
 
Smartwool Men's NTS Mid 250 Zip T Top NP603 (Smartwool)
$74.95
 
Smartwool Men's NTS Micro 150 Pattern T-Shirt NP707 (Smartwool)
$49.95
 
Smartwool Men's NTS Micro 150 Pattern Boxer Brief SW0NP711 (Smartwool)
Bestsellers

Smartwool Men's NTS Mid 250 Zip T Top NP603 (Smartwool)
Patagonia Men's Capilene Thermal Weight Crew Neck Shirt 43647 (Patagonia)
Patagonia Men's Capilene Lightweight Long Underwear Bottoms 45681 (Patagonia)
Patagonia Men's Long-Sleeved Capilene Daily Graphic T-Shirt 45280 (Patagonia)
Smartwool Men's NTS Mid 250 Zip T Top
NP603
Patagonia Men's Capilene Thermal Weight Crew Neck Shirt
43647
Patagonia Men's Capilene Lightweight Long Underwear Bottoms
45681
Patagonia Men's Long-Sleeved Capilene Daily Graphic T-Shirt
45280
$99.95
 
Smartwool Men's NTS Mid 250 Zip T Top NP603 (Smartwool)
$89.00
 
Patagonia Men's Capilene Thermal Weight Crew Neck Shirt 43647 (Patagonia)
$49.00
 
Patagonia Men's Capilene Lightweight Long Underwear Bottoms 45681 (Patagonia)
$49.00
 
Patagonia Men's Long-Sleeved Capilene Daily Graphic T-Shirt 45280 (Patagonia)
Hot Chillys Men's Pepper Bi-Ply Crewneck PB3071 (Hot Chillys)
Ex Officio Men's Give-N-Go Sport Mesh 6" Boxer Brief 12412336 (Ex Officio)
Patagonia Men's Capilene Midweight Long Underwear Bottoms 44485 (Patagonia)
Patagonia Men's Capilene Midweight Zip-Neck Thermal Shirt 44445 (Patagonia)
Hot Chillys Men's Pepper Bi-Ply Crewneck
PB3071
Ex Officio Men's Give-N-Go Sport Mesh 6" Boxer Brief
12412336
Patagonia Men's Capilene Midweight Long Underwear Bottoms
44485
Patagonia Men's Capilene Midweight Zip-Neck Thermal Shirt
44445
$34.95
 
Hot Chillys Men's Pepper Bi-Ply Crewneck PB3071 (Hot Chillys)
$29.95
 
Ex Officio Men's Give-N-Go Sport Mesh 6" Boxer Brief 12412336 (Ex Officio)
$59.00
 
Patagonia Men's Capilene Midweight Long Underwear Bottoms 44485 (Patagonia)
$69.00
 
Patagonia Men's Capilene Midweight Zip-Neck Thermal Shirt 44445 (Patagonia)
Terramar Sports Men's Silk Underwear L/S Top S481 (Terramar Sports)
Under Armour Men's UA Base 2.0 Leggings 1239726 (Under Armour)
Patagonia Men's Capilene Thermal Weight Long Underwear Bottoms 43687 (Patagonia)
Patagonia Men's Capilene Daily Boxers 32487 (Patagonia)
Terramar Sports Men's Silk Underwear L/S Top
S481
Under Armour Men's UA Base 2.0 Leggings
1239726
Patagonia Men's Capilene Thermal Weight Long Underwear Bottoms
43687
Patagonia Men's Capilene Daily Boxers
32487
$49.95
 
Terramar Sports Men's Silk Underwear L/S Top S481 (Terramar Sports)
$54.95
$43.96
 
Under Armour Men's UA Base 2.0 Leggings 1239726 (Under Armour)
$89.00
 
Patagonia Men's Capilene Thermal Weight Long Underwear Bottoms 43687 (Patagonia)
$35.00
 
Patagonia Men's Capilene Daily Boxers 32487 (Patagonia)
Smartwool Men's NTS Micro 150 Boxer Brief SW0NP701 (Smartwool)
Icebreaker Mens Oasis Long Sleeve Hood Top 100478 (Icebreaker)
Hot Chillys Men's Micro-Elite Chamois 8K Crewneck HC9909 (Hot Chillys)
Smartwool Men's NTS Micro 150 Pattern T-Shirt NP707 (Smartwool)
Smartwool Men's NTS Micro 150 Boxer Brief
SW0NP701
Icebreaker Mens Oasis Long Sleeve Hood Top
100478
Hot Chillys Men's Micro-Elite Chamois 8K Crewneck
HC9909
Smartwool Men's NTS Micro 150 Pattern T-Shirt
NP707
$47.95
 
Smartwool Men's NTS Micro 150 Boxer Brief SW0NP701 (Smartwool)
$110.00
 
Icebreaker Mens Oasis Long Sleeve Hood Top 100478 (Icebreaker)
$54.95
 
Hot Chillys Men's Micro-Elite Chamois 8K Crewneck HC9909 (Hot Chillys)
$74.95
 
Smartwool Men's NTS Micro 150 Pattern T-Shirt NP707 (Smartwool)
Icebreaker Men's Anatomica Boxers With Fly Stripe 102207 (Icebreaker)
Patagonia Men's Capilene Midweight Crew Neck Shirt 44425 (Patagonia)
Ex Officio Men's Give-N-Go Boxer Brief 12412172 (Ex Officio)
Icebreaker Everyday Leggings with Fly 101266 (Icebreaker)
Icebreaker Men's Anatomica Boxers With Fly Stripe
102207
Patagonia Men's Capilene Midweight Crew Neck Shirt
44425
Ex Officio Men's Give-N-Go Boxer Brief
12412172
Icebreaker Everyday Leggings with Fly
101266
$39.99
 
Icebreaker Men's Anatomica Boxers With Fly Stripe 102207 (Icebreaker)
$59.00
 
Patagonia Men's Capilene Midweight Crew Neck Shirt 44425 (Patagonia)
$25.95
 
Ex Officio Men's Give-N-Go Boxer Brief 12412172 (Ex Officio)
$70.00
 
Icebreaker Everyday Leggings with Fly 101266 (Icebreaker)