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Men's Long Underwear

October Technical Gear - The North Face, Black Diamond, Burton, K2, Arcteryx, Mountain Hardwear
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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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The North Face XTC Lightweight 1/4 Zip Top - Men's

The North Face XTC Lightweight 1/4 Zip Top - Men's

Slip on The North Face XTC Lightweight ¼ Zip shirt before a fall trail run, or use it as your base layer in the winter. Either way, this performance shirt's bamboo charcoal technology wicks moisture, fights odor, and provides UPF 50+ sun protection.

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Available Sizes:S, M, L, XL, XXL
Price:
$41.95
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Airblaster Ninja Suit - Men's

Airblaster Ninja Suit - Men's

Strike fear into all those around you when wearing your Airblaster Ninja Suit.

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Available Sizes:S, M, L, XL
Price:
$109.95
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Icebreaker BodyFit260 Tech Top - Men's

Icebreaker BodyFit260 Tech Top - 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
Price:
$99.95
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The North Face Softwool Pant - Men's

The North Face Softwool Pant - Men's

By using super-soft jersey knit Australian Merino wool, The North Face Softwool Pant banishes the old notion of itchy wool baselayer to the history books.

Available Sizes:S, M, L, XL, XXL
Price:
$79.95
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Ex Officio Give-N-Go Brief - Men's

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

Wear the Ex Officio Men's Give-N-Go Brief for long flights, strenuous hikes, or anytime comfort and wicking performance are paramount.

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Available Sizes:S, M, L, XL, XXL
Price:
$17.95
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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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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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Patagonia Capilene 2 Zip Neck Top - Long-Sleeve - Men's

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

Patagonia Capilene 2 Crew - Long-Sleeve - Men's

Wear the lightweight Patagonia Men's Capilene 2 Crew top alone or as a base layer when you hike, backpack, or cross country ski. Patagonia made this crew top with an open knit for maximum breathability and wicking.

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Available Sizes:S, M, L, XL, XXL
Price:
$38.00
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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 Capilene 3 Zip-Neck Top - Long-Sleeve - Men's

Patagonia Capilene 3 Zip-Neck Top - Long-Sleeve - Men's

The Patagonia Men's Capilene 3 Zip-Neck keeps you comfortable during aerobic activities in varying temperatures.

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Available Sizes:S, M, L, XL, XXL
Price:
$50.00
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Icebreaker Atlas Bodyfit 150 Top - Men's

Icebreaker Atlas Bodyfit 150 Top - Men's

Don't let the weight of the world get you down—pull on your slim-fitting Icebreaker Men's BodyFit150 Atlas Short-Sleeve T-Shirt and go trail running or rock climbing.

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Available Sizes:S, M, L, XL, XXL
Price:
$44.95
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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
Price:
$34.95
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Patagonia Capilene 2 Bottom - Men's

Patagonia Capilene 2 Bottom - Men's

Start your layering with the Patagonia Men's Capilene 2 Bottoms. Patagonia made these long underwear bottoms with knit Capilene for maximum breathability.

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Available Sizes:S, M, L, XL, XXL
Price:
$36.00
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Icebreaker BodyFit150 Atlas Top - Men's

Icebreaker BodyFit150 Atlas Top - 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:
$59.95 (42% off)
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SmartWool Midweight Zip T-Shirt - Long-Sleeve - Men's

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

Wear the SmartWool Men's Midweight Zip-T long-sleeve shirt for stop-and-go aerobic activities or as a warm base layer.

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Available Sizes:S, M, L, XL, XXL
Price:
$79.95
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Icebreaker BodyFit200 Legging w/ Fly - Men's

Icebreaker BodyFit200 Legging w/ Fly - Men's

The Icebreaker Men's BodyFit200 Skin Leggings with Fly give you the warmth and technical properties of the best base layer around, with the convenience of a zip fly.

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Available Sizes:S, M, L, XL, XXL
Price:
$69.95
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Spyder First Place Dry W.E.B. Midweight T-Neck

Spyder First Place Dry W.E.B. Midweight T-Neck

A gusseted zipper collar on the Spyder Men's First Place Dry W.E.B. Midweight T-Neck keeps your body heat in on frigid winter days.

Available Sizes:S, M, L, XL, XXL
Price:
$84.95
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Mountain Hardwear Power Stretch Tights - Men's

Mountain Hardwear Power Stretch Tights - Men's

When you're heading for the mountains in sub-zero temps, Mountain Hardwear Men's Power Stretch Tights are the perfect warm base layer pants for your layering system.

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Available Sizes:L/Reg, M/Reg, S/Reg, XL/Reg
Price:
$59.95
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Patagonia Capilene 4 Crew - Men's

Patagonia Capilene 4 Crew - Men's

Pull on the Patagonia Men's Capilene 4 Crew when you're going to be huffing and puffing in the snow. With its moisture-wicking and temperature-regulating material, this long-sleeve top is ideal for sweat-inducing activities in cold weather.

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Available Sizes:S, M, L, XL, XXL
Price:
$75.00
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Arc'teryx Rho SL Crew Neck Shirt - Long-Sleeve - Men's

Arc'teryx Rho SL Crew Neck Shirt - Long-Sleeve - 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:M, L, XL, XXL
Price:
$64.95
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Patagonia Wool 3 Crew Long-Sleeve Shirt - Men's

Patagonia Wool 3 Crew Long-Sleeve Shirt - Men's

When the leaves have fallen and it's time to fire up the woodstove, make the Patagonia Men's Wool 3 Crew Long-Sleeve Shirt your first line of defense from the cold when you head out for a hike or a ski tour. This chlorine-free Merino wool top features the benefits of a synthetic shirt in an all-natural package.

Available Sizes:S, M, L, XL
Price:
$80.00
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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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Arc'teryx Rho Lightweight Bottom - Men's

Arc'teryx Rho Lightweight Bottom - Men's

Fine Merino wool makes the Arc'teryx Rho LTW Bottom soft against your skin and has a natural ability to move moisture away from your body.

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Available Sizes:S, M, L, XL, XXL
Price:
$98.95
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Spyder Stash Recycled T-Neck Fleece Pullover - Men's

Spyder Stash Recycled T-Neck Fleece Pullover - Men's

Pull on the Spyder Men’s Recycled T-Neck Fleece Pullover, and head out to your favorite secret powder run or backcountry campsite.

Available Sizes:S, M, L, XL, XXL
Price:
$99.95
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Arc'teryx Accelero Pullover Zip Top - Men's

Arc'teryx Accelero Pullover Zip 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
Price:
$98.95
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SmartWool Midweight Crew - Men's

SmartWool Midweight Crew - Men's

In the coldest winter months, wear the Smartwool Men's Midweight Crew under your fleece jacket and waterproof shell. Thick, soft merino wool fibers manage moisture so you stay dry and warm while you rack up runs.

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Available Sizes:S, M, L, XL, XXL
Price:
$69.95
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Marmot Lightweight Zip Neck Shirt - Long-Sleeve - Men's

Marmot Lightweight Zip Neck Shirt - Long-Sleeve - Men's

Layer with the moisture-wicking Marmot Men's Lightweight Long-Sleeve Zip Neck shirt on chilly days and bust open the neck zipper when you need to dump some serious heat.

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Available Sizes:S, M, L, XL
Price:
$41.95
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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, L, XL, XXL
Price:
$74.95
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Mountain Hardwear Microchill Fleece Pant - Men's

Mountain Hardwear Microchill Fleece Pant - Men's

The Mountain Hardwear Men's Micro Chill Pant insulates you from cold weather and cold chairlifts while giving you freedom to move.

Available Sizes:L/Reg, M/Reg, S/Reg, XL/Reg, XXL/Reg
Price:
$49.95
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Patagonia R1 Pant - Men's

Patagonia R1 Pant - Men's

The Patagonia Men's R1 Pants work great as a heavy base layer or as a less-bulky alternative to fleece bottoms. Patagonia's stretchy R1 fabric moves with you and wicks perspiration as you work hard.

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Available Sizes:S, M, L, XL
Price:
$80.00
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The North Face Pluto Hill Zip Mock Pullover - Men's

The North Face Pluto Hill Zip Mock Pullover - Men's

The North Face Pluto Hill Pullover has a smooth face for easy layering, and a brushed grid backing that manages moisture during heavy activity.

Available Sizes:S, M, L, XL, XXL
Price:
$69.95
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Results 1 to 33 of 224 | Next >>

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