Men's Midweight Long Underwear Tops

Smartwool

Classic Thermal Merino 1/4-Zip Base Layer - Men's

5 colors

Current price: $48.00 - $97.50 Original price: $130.00

Up to 60% off

Limited Time Offer

Smartwool

Merino 250 Baselayer Crew - Men's

5 colors

Current price: $51.75 - $93.75 Original price: $125.00

Up to 55% off

Limited Time Offer

(22)

Icebreaker

Merino Blend 125 ZoneKnit Long-Sleeve Crewe - Men's

1 color

Current price: $50.00 Original price: $125.00

60% off

Limited Time Offer

The North Face

Sunriser Hoodie - Men's

1 color

Current price: $24.50 Original price: $70.00

65% off

Limited Time Offer

Icebreaker

Merino 260 Quantum Long-Sleeve Zip Top - Men's

1 color

Current price: $99.00 Original price: $220.00

55% off

Limited Time Offer

Smartwool

Classic All-Season Merino 1/4-Zip Baselayer Top - Men's

3 colors

Current price: $78.75 Original price: $105.00

25% off

Limited Time Offer

Patagonia

Capilene Midweight Crew Top - Men's

3 colors

Current price: $71.20 Original price: $89.00

20% off

Limited Time Offer

(6)

Patagonia

Capilene Midweight Zip-Neck Top - Men's

2 colors

Current price: $79.20 Original price: $99.00

20% off

Limited Time Offer

(2)

BlackStrap

Therma Hooded Baselayer Top - 2024 - Men's

1 color

Current price: $76.49 Original price: $89.99

15% off

This Item Ships Free*

The North Face

Sunriser 1/4-Zip Top - Men's

1 color

Current price: $40.00 Original price: $80.00

50% off

Limited Time Offer

Smartwool

Classic All-Season Merino Base Layer - Men's

3 colors

Current price: $75.00 Original price: $100.00

25% off

Limited Time Offer

Patagonia

Capilene Thermal Weight Zip-Neck Top - Men's

1 color

Current price: $92.00 Original price: $115.00

20% off

Limited Time Offer

(1)

Patagonia

Capilene Thermal Weight Crew Top - Men's

1 color

Current price: $79.20 Original price: $99.00

20% off

Limited Time Offer

Black Diamond

Coefficient LT 1/4-Zip Pullover - Men's

1 color

Current price: $85.05 Original price: $189.00

55% off

Limited Time Offer

Smartwool

Merino 250 Baselayer Crew Boxed Top - Men's

1 color

Current price: $63.25 Original price: $115.00

45% off

Limited Time Offer

Smartwool

Merino 250 Baselayer Hoodie - Men's

1 color

Current price: $65.25 Original price: $145.00

55% off

Limited Time Offer

Mammut

Trift Half-Zip Long-Sleeve Top - Men's

1 color

Current price: $64.50 Original price: $129.00

50% off

Limited Time Offer

Helly Hansen

Lifa Merino Midweight Crew Top - Men's

3 colors

Current price: $50.00 - $68.25 Original price: $105.00

Up to 50% off

This Item Ships Free*

(1)

Airblaster

Ninja Suit - Men's

1 color

Current price: $67.48 Original price: $149.95

55% off

This Item Ships Free*

Helly Hansen

Evolved Air 1/2-Zip Midlayer - Men's

2 colors

Current price: $52.00 - $58.50 Original price: $130.00

Up to 60% off

This Item Ships Free*

Rab

Sonic Ultra Zip Top - Men's

2 colors

Current price: $40.00 - $44.00 Original price: $80.00

Up to 50% off

Limited Time Offer

Airblaster

Classic Ninja Suit - Men's

3 colors

Current price: $90.97 - $97.47 Original price: $149.95

35% off

Limited Time Offer

Rab

Conduit Crew - Men's

1 color

Current price: $41.25 Original price: $75.00

45% off

Limited Time Offer

Airblaster

Classic Ninja Suit - Men's

1 color

Current price: $69.98 Original price: $139.95

50% off

Limited Time Offer

Helly Hansen

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

1 color

Current price: $74.75 Original price: $115.00

35% off

Limited Time Offer

(1)

Helly Hansen

Lifa Active Stripe Crew Top - Men's

1 color

Current price: $42.25 Original price: $65.00

35% off

Limited Time Offer

Bjorn Daehlie

Training Wool Mix Long-Sleeve Top - Men's

1 color

Current price: $43.97 Original price: $79.95

45% off

Limited Time Offer

Smartwool

Intraknit Thermal Merino 1/4-Zip Base Layer Top - Men's

3 colors

Current price: $77.00 - $105.00 Original price: $140.00

Up to 45% off

Limited Time Offer

Smartwool

Classic Thermal Merino Colorblock Crew Base Layer - Men's

1 color

Current price: $97.50 Original price: $130.00

25% off

Limited Time Offer

Smartwool

IntraKnit Merino 200 Crew Top - Men's

2 colors

Current price: $112.50 Original price: $150.00

25% off

Limited Time Offer

(7)

Swix

RaceX Merino 1/2-Zip Top - Men's

1 color

Current price: $49.98 Original price: $99.95

50% off

Limited Time Offer

Ortovox

230 Competition Long-Sleeve Top - Men's

1 color

Current price: $71.50 Original price: $110.00

35% off

Limited Time Offer

Mons Royale

Cascade Merino Flex Long-Sleeve Top - Men's

2 colors

Current price: $51.98 Original price: $129.95

60% off

Limited Time Offer

(1)

Mons Royale

Olympus 3.0 Half-Zip Top - Men's

1 color

Current price: $71.98 Original price: $159.95

55% off

Limited Time Offer

Le Bent

Midweight Crew - Men's

1 color

Current price: $95.96 Original price: $127.95

25% off

Limited Time Offer

Backcountry

Cedars RWS Merino Mid-Wt Baselayer Crew Top - Men's

1 color

Current price: $49.50 Original price: $99.00

50% off

Limited Time Offer

Airblaster

Merino Ninja Suit - Men's

2 colors

Current price: $181.96 Original price: $259.95

30% off

Limited Time Offer

Airblaster

Hoodless Ninja Suit - Men's

1 color

Current price: $59.98 Original price: $149.95

60% off

This Item Ships Free*

Men's Midweight Long Underwear Tops