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Men's Long Underwear

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Patagonia Active Classic Boxer - Men's

Patagonia Active Classic Boxer - Men's

Stuff your carry-on with a couple pairs of Patagonia Men's Active Classic Boxers, and you're ready for a trip anywhere.

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Available Sizes:S, M, L, XL, XXL
Price:
$32.00
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Backcountry.com Merino Zip Tee - Long-Sleeve - Men's

Backcountry.com Merino Zip Tee - Long-Sleeve - Men's

We made our Backcountry.com Men's Merino Long-Sleeve Zip Tee with super-fine New Zealand Merino, flat-locked seams, and a ½ zip chest so you can tackle anything from a 5-day backpacking trip to a run around the neighborhood.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$48.97 (30% off)
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Backcountry.com Merino Bliss Lightweight Long Underwear Top - Men's

Backcountry.com Merino Bliss Lightweight Long Underwear Top - Men's

With its soft, naturally odor-resistant 18-micron Merino wool knit and ½ neck zip, our Backcountry.com Men's Merino Bliss Lightweight Top covers you in functional comfort, minus the synthetic funk factor.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$55.97 (30% off)
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Patagonia Capilene 1 Crew - Long-Sleeve - Men's

Patagonia Capilene 1 Crew - Long-Sleeve - Men's

The Patagonia Men's Capilene 1 Long-Sleeve Crew is an ultralight, fast-wicking top for warm-weather trail runs or hikes.

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Available Sizes:XS, S, M, L, XL, XXL
Price:
$38.00
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Arc'teryx Rho SL Crew - Men's

Arc'teryx Rho SL Crew - Men's

Arc'Teryx made the Rho SL Long-Sleeve Crewneck Shirt to be a versatile and lightweight shirt that works by itself in warm weather or as a baselayer in colder conditions.

Available Sizes:S, M, L, XL, XXL
Price:
$64.95
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Patagonia Active Sport Boxer Brief - Men's

Patagonia Active Sport Boxer Brief - Men's

The Patagonia Men's Active Sport Boxer Briefs should be the first step of your layering system when you go skiing, hiking, or climbing.

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Available Sizes:S, M, L, XL, XXL
Price:
$32.00
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Backcountry.com Merino Crew Shirt - Long-Sleeve - Men's

Backcountry.com Merino Crew Shirt - Long-Sleeve - Men's

Uncompromising in both quality and form, our Backcountry.com Men's Merino Long-Sleeve Crew Shirt offers the superior moisture managing, naturally anti-odor, and comfort of super-fine New Zealand Merino at a price that might make you pee a little.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$41.97 (30% off)
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Icebreaker BodyFit150 Boxer Brief - Men's

Icebreaker BodyFit150 Boxer Brief - Men's

Wool boxer briefs? That's right. The Icebreaker Men's BodyFit150 Boxer Brief gives you all the benefits of merino wool minus the itch.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$25.46 (15% off)
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Icebreaker Beast Boxer Brief w/Fly - Men's

Icebreaker Beast Boxer Brief w/Fly - Men's

Now you can soothe the savage beast with Icebreaker’s Beast Boxer Brief with fly.

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Available Sizes:S, M, L, XL
ON SALE:
$33.96 (15% off)
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Icebreaker BodyFit260 Crew - Men's

Icebreaker BodyFit260 Crew - Men's

The Icebreaker Men's 2-Tone Long-Sleeve BodyFit260 Crew offers some much-needed style in base layer fashion, not to mention it's made of 100% Merino, the best natural fiber for temperature regulation in the world.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$76.46 (15% off)
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Arc'teryx Accelero Pullover Top - Men's

Arc'teryx Accelero Pullover Top - Men's

The Arc'teryx Men's Accelero Pullover ½-Zip Lightweight Top's stretch polyester material moves with you as you ski, climb, hike, or run.

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Available Sizes:S, M, L, XL, XXL
Price:
$98.95
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Patagonia Active Boxer Brief - Men's

Patagonia Active Boxer Brief - Men's

Patagonia reduces relative humidity in your shorts with the Men's Active Boxer Brief. These boxer briefs feature wicking Capilene fabric.

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Available Sizes:S, L, XL, XXL
Price:
$29.00
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Icebreaker BodyFit260 Tech Top - Long-Sleeve - Men's

Icebreaker BodyFit260 Tech Top - Long-Sleeve - Men's

The Icebreaker Men's BodyFit260 Tech Top features super high quality New Zealand merino wool.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$84.96 (15% off)
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SmartWool Lightweight Zip T-Shirt - Long-Sleeve - Men's

SmartWool Lightweight Zip T-Shirt - Long-Sleeve - Men's

Wear the SmartWool Men's Lightweight Zip-T long-sleeve shirt for cool-weather aerobic activities or as a next-to-skin base layer.

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Available Sizes:S, M, XL, XXL
ON SALE:
$52.47 (30% off)
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The North Face XTC Lightweight Crew - Men's

The North Face XTC Lightweight Crew - Men's

Tired of your base layers restricting your movement? The North Face Men's XTC Lightweight Crew has underarm gussets for a full range of motion. This long-sleeve shirt dries quickly and resists odor.

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Available Sizes:S, M, L, XL, XXL
Price:
$37.95
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Patagonia Capilene 3 Crew - Long-Sleeve - Men's

Patagonia Capilene 3 Crew - Long-Sleeve - Men's

The Patagonia Men's Capilene 3 Long-Sleeve Crew features a dense honeycomb polyester fabric that feels soft on your skin, insulates you, and provides low-friction comfort with other layers.

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Available Sizes:S, M, L, XL, XXL
Price:
$44.00
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Ibex D-Lux Boxer - Men's

Ibex D-Lux Boxer - Men's

Put on the Ibex Men's D-Lux Boxer and find out what you've been missing. Lightweight New Zealand merino wool sinks you into a sea of softness, and Ibex's relaxed fit gives you plenty of room to move around.

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Available Sizes:S, L, XL, XXL
Price:
$39.95
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Under Armour Base 2.0 Crew Top - Long-Sleeve - Men's

Under Armour Base 2.0 Crew Top - Long-Sleeve - Men's

The Under Armour Men's Base 2.0 Midweight Long Underwear Top keeps you warm by quickly wicking moisture away from your body and gives you a tailored fit that's not too tight.

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Available Sizes:S, M, L, XL, XXL
Price:
$49.95
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SmartWool NTS Microweight Boxer Brief - Men's

SmartWool NTS Microweight Boxer Brief - Men's

Wool in the springtime? Yup, the Smartwool Men's Microweight Boxer is 100% merino wool. It might also be the most versatile pair of skivvies you'll ever have the privilege of pulling over your cheeks.

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Available Sizes:XXL
Price:
$44.95
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Marmot Midweight Zip Neck Top - Long-Sleeve - Men's

Marmot Midweight Zip Neck Top - Long-Sleeve - Men's

The Marmot Men's Midweight Zip long sleeve shirt covers you in a shaped fit that's easy to layer without accumulating bulk, and the half neck zip dumps heat when the temps rise.

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Available Sizes:S, XL, XXL
ON SALE:
$39.96 (20% off)
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Outdoor Research Sequence Zip T Pullover - Men's

Outdoor Research Sequence Zip T Pullover - Men's

Outdoor Research combines the technical performance of wool and polyester with the Men's Sequence Zip Tee.

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Available Sizes:S, L, XL
Price:
$41.95
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X-Bionic Tracksuit Medium Leg - Men's

X-Bionic Tracksuit Medium Leg - Men's

Fortunately, the X-Bionic Men’s Medium Leg Tracksuit is more attainable than Wayne Manor, and just about as effective at maximizing your athletic comfort and performance.

Available Sizes:S/M
Price:
$384.95
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Under Armour Boxer Jock - Men's

Under Armour Boxer Jock - Men's

Stay cool and secure right down to your skivvies when you wear the Under Armour Men's Boxer Jock. These boxer briefs give you a snug compression fit for support that won't hinder athletic range of motion.

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Available Sizes:S, M, L, XL, XXL
Price:
$19.95
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Under Armour Boxer Short - Men's

Under Armour Boxer Short - Men's

The Under Armour Men's Boxer Short keeps you cool and comfortable at work and during your workout.

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Available Sizes:S, M, L, XL, XXL
Price:
$19.95
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The North Face TKA 100 Glacier 1/4 Zip Fleece Pullover - Men's

The North Face TKA 100 Glacier 1/4 Zip Fleece Pullover - Men's

The North Face TKA 100 Glacier ¼ zip is a soft microfleece pullover perfect for layering or just bumming around on a crisp spring day.

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Available Sizes:S, M, L, XL, XXL, 3XL
ON SALE:
$59.95 (25% off)
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Ex Officio Give-N-Go Boxer - Men's

Ex Officio Give-N-Go Boxer - Men's

The Ex Officio Men's Give-N-Go Boxer will make all those cotton jobbies in your top drawer obsolete. Whether you're on vacation or out for a hike, this travel boxer wicks sweat, stretches, and fights odor for a new level of comfort and performance.

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Available Sizes:S, M, L, XL, XXL
Price:
$24.95
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Ex Officio Give-N-Go Brief - Men's

Ex Officio Give-N-Go Brief - Men's

Did you forget to pack underwear? Nope, you’re wearing the Ex Officio Men’s Give-N-Go Brief and you only need one pair.

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Available Sizes:S, M, L, XL, XXL
Price:
$17.95
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Under Armour Short Boxer Jock - Men's

Under Armour Short Boxer Jock - Men's

Imagine how good a breathable mesh crotch panel in your boxers would feel when you're sweating bullets on runs, hikes, and workouts.

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Available Sizes:S, M, L, XL, XXL
Price:
$19.95
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Patagonia Capilene 4 Zip-Neck - Long-Sleeve - Men's

Patagonia Capilene 4 Zip-Neck - Long-Sleeve - Men's

Patagonia made the wicking Men's Capilene 4 Zip-Neck base layer for stop-and-go activities in cold conditions.

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Available Sizes:S, M, L, XL, XXL
Price:
$85.00
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Icebreaker BodyFit200 Oasis Crew - Men's

Icebreaker BodyFit200 Oasis Crew - Men's

The Icebreakers Men's BodyFit200 Oasis Crew is a great all-around lightweight base layer made from the ultimate breathable insulation—Merino wool.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$59.46 (15% off)
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Ex Officio Give-N-Go Brief - Men's

Ex Officio Give-N-Go Brief - Men's

Did you forget to pack underwear? Nope, you’re wearing the Ex Officio Men’s Give-N-Go Brief and you only need one pair.

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Available Sizes:S, M, L, XL, XXL
Price:
$17.95
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Ex Officio Give-N-Go Boxer Brief - Men's

Ex Officio Give-N-Go Boxer Brief - Men's

The Ex Officio Men's Give-N-Go Boxer Brief aren't your typical pair of undies. These breathable boxers air dry in a few hours, wick sweat, and fight odor.

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Available Sizes:S, M, L, XL, XXL
Price:
$24.95
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Icebreaker BodyFit150 Atlas Top - Long-Sleeve - Men's

Icebreaker BodyFit150 Atlas Top - Long-Sleeve - Men's

Wear the Icebreaker Men's BodyFit150 Atlas T-Shirt for traveling the globe, going for a hike, or hitting up the local climbing gym for a quick bouldering session. This slim-fit, merino wool tee regulates your temperature and wicks sweat.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$50.96 (15% off)
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Arc'teryx Rho LT Zip Top - Long-Sleeve - Men's

Arc'teryx Rho LT Zip Top - Long-Sleeve - Men's

The Arc'teryx Men's Rho LT Zip Neck Top is an ideal foundation for backcountry travelers.

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Available Sizes:S, M, L, XL, XXL
Price:
$98.95
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Columbia Omni-Dry Tough Soft Half-Zip Shirt - Long-Sleeve - Men's

Columbia Omni-Dry Tough Soft Half-Zip Shirt - Long-Sleeve - Men's

From summer backpacking trips to cold days on the mountain, the Columbia Men’s Omni-Dry Tough Soft Half-Zip Long-Sleeve Shirt breathes moisture while retaining body heat to keep your time outdoors enjoyable.

Available Sizes:S, M, L, XL, XXL
Price:
$44.95
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Icebreaker BodyFit200 Boxer - Men's

Icebreaker BodyFit200 Boxer - Men's

Wool boxer shorts? You better believe it. The Icebreaker Men's BodyFit200 Boxer With Fly gives you all the benefits of merino wool minus the itch.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$33.96 (15% off)
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Arc'teryx Rho LTW Zip Top - Long-Sleeve - Men's

Arc'teryx Rho LTW Zip Top - Long-Sleeve - Men's

The Arc'teryx Men's Rho LTW Zip Top is a great base layer to wear for long winter days in the backcountry.

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Available Sizes:S, M, L, XL, XXL
ON SALE:
$79.16 (20% off)
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Patagonia Capilene 2 Zip-Neck - Long-Sleeve - Men's

Patagonia Capilene 2 Zip-Neck - Long-Sleeve - Men's

Pull on the lightweight Patagonia Men's Capilene 2 Zip-Neck shirt when you trail run, backpack, or cross country ski. Because Patagonia made this zip-neck top with a basketweave knit, it is insulating yet extremely breathable.

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Available Sizes:S, M, L, XL, XXL
Price:
$43.00
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Ex Officio Give-N-Go Sport Brief - Men's

Ex Officio Give-N-Go Sport Brief - Men's

The low-rise Ex Officio Men's Give-N-Go Sport Brief air-dry within a couple hours so you can wash as you go and carry fewer pairs of underwear on your next journey.

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Available Sizes:S, M, L, XL, XXL
Price:
$17.95
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Patagonia Wool 2 T-Shirt - Short-Sleeve - Men's

Patagonia Wool 2 T-Shirt - Short-Sleeve - Men's

From deep, cold ski days to sun-baked summer afternoons at the crags, the Patagonia Men’s Wool 2 T-Shirt wicks mad moisture and dries in a flash.

Available Sizes:S, M, L, XL
Price:
$65.00
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