Men's Base Layer Tops

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Patagonia Capilene 2 Lightweight Zip-Neck

 
based on 3 reviews

$29 - $55
where to buy

Arc'teryx Rho LT Zip

 
based on 2 reviews

$119
where to buy

Marmot Lightweight Crew LS

 
based on 1 review

$26 - $44
where to buy

Patagonia Merino 2 Lightweight Crew

 
based on 2 reviews

$45 - $75
where to buy

Patagonia Capilene 4 Expedition Weight Zip-Neck

 
based on 1 review

$59 - $99
where to buy

Icebreaker 260 Midweight Tech Top

 
based on 1 review

$58 - $110
where to buy

Icebreaker Bodyfit 260 Slalom Zip

 
based on 1 review

$60 - $78
where to buy

Patagonia Capilene 2 Lightweight Crew

 
based on 1 review

$27 - $45
where to buy

Mountain Hardwear Power Stretch Zip T

 
based on 1 review

$49 - $94
where to buy

Polarmax Tech Silk Crew

 
based on 1 review

$15 - $29
where to buy

REI Midweight Polartec Power Dry Zip-T

 
based on 1 review

$31
where to buy

SmartWool Midweight Zip T

 
based on 1 review

$59 - $105
where to buy

SmartWool Midweight Hoody

 
based on 1 review

$80
where to buy

Stoic Alpine Merino 150 Crew - Long-Sleeve

 
based on 1 review

$35 - $89
where to buy

Marmot Midweight Crew LS

 
based on 1 review

$32 - $46
where to buy

Omni-Wool Midweight Crew

 
based on 1 review

$35
MSRP

Ortovox Merino 130 Short Sleeve

 
based on 1 review

$82
MSRP

Under Armour Catalyst Longsleeve T

 
based on 1 review

$35
MSRP

Patagonia Capilene EW Stretch Zip-T

 
based on 2 reviews

discontinued

Helly Hansen L/S Crew

 
based on 2 reviews

discontinued

Polarmax Severe Gear Fleece Crew

 
based on 1 review

discontinued

The North Face XTC Midweight 1/4 Zip

 
based on 1 review

discontinued

Patagonia Capilene MW Variable Knit Crew

 
based on 1 review

discontinued

REI Lightweight MTS Long-Sleeve Crew

 
based on 1 review

discontinued

Patagonia Wool 3 Zip Neck

 
based on 1 review

discontinued

Patagonia Wool 2 Crew

 
based on 1 review

discontinued

SmartWool Microweight Tee

 
based on 3 reviews

$45 - $70
where to buy

Stoic Merino Bliss Shirt - Long-Sleeve

 
based on 2 reviews

$47
where to buy

Eddie Bauer First Ascent Midweight Crewneck Baselayer

 
based on 1 review

$45
where to buy

Icebreaker 150 Ultralite LS Atlas

 
based on 1 review

$35 - $69
where to buy

Patagonia Capilene 2 Lightweight T-Shirt

 
based on 1 review

$39
where to buy

SmartWool Microweight Crew

 
based on 1 review

$49 - $75
where to buy

SmartWool Midweight Funnel Zip

 
based on 1 review

$75 - $114
where to buy

Patagonia Merino 3 Midweight Crew

 
based on 1 review

$53 - $90
where to buy

Icebreaker GT 200 L/S Chase Zip

 
based on 1 review

$70
where to buy

 

Minus33 100% Wool Mid Weight Turtleneck

 
based on 1 review

SmartWool Lightweight Zip T

 
based on 2 reviews

$59 - $95
where to buy

Icebreaker 260 Midweight LS Crewe

 
based on 3 reviews

$49 - $90
where to buy

Marmot Midweight Zip LS

 
based on 2 reviews

$52
where to buy

Ibex Zepher Zip T-Neck

 
based on 1 review

$75 - $86
where to buy

Terramar Thermawool Merino Crew Top

 
based on 1 review

$40
where to buy

Terramar 1/2 Zip Geo Fleece Top

 
based on 1 review

Gordini Lavawool Midweight 1/4 Zip

 
based on 2 reviews

discontinued

The North Face XTC Midweight Crew

 
based on 1 review

discontinued

 

GoLite Endurance Zip Top

 
based on 1 review

discontinued

Patagonia Wool 4 Crew

 
based on 1 review

discontinued

Terramar SmartSilk Crew

 
based on 1 review

$60
MSRP

Polarmax Acclimate Crew

not yet rated
write a review

$20
where to buy

Mountain Hardwear Micro Power Stretch Zip T

not yet rated
write a review

$50
where to buy

Under Armour Base 3.0 1/4 Zip

not yet rated
write a review

$48
where to buy