Men's Clothing > Fleece & Base Layers > Bottoms

The Men's Capilene 4 Bottoms by Patagonia is stay dry and warm in this stretch baselayer for high-output, stop-and-go activities in cold weather FEATURES of the Men's Capilene 4 Bottoms by Patagonia SPECIFICATIONS: Our warmest baselayer fabric, Capilene 4 offers stretch, great breathability and compressibility Interior grid wicks moisture, trims...

The Men's Boxer from Ex Officio is the one pair you'll pack every time. They've been designed to fit comfortably without bunching or binding on even the most demanding travel days. Odor resistant and quick to dry without a dryer, you can bring fewer pairs, wash as you go and...

Wear them beneath shell pants on your trudge up Whitney, or on their own in your bag back at camp. Made from an open-knit 4-oz polyester (54% recycled) that provides exceptional breathability, wicks perspiration and dries in a flash, our Capilene 2 Bottoms are the ultimate in comfort beneath outer...

Perfect for forays into alpine environments, the SmartWool Men's Microweight Bottoms surround your legs in comfort and performance with next-to-skin custom fitting, a covered elastic waistband, and flatlock seams. SmartWool 100% jersey knit Merino wool that has tiny air pockets providing an insulating layer of natural air, is the perfect...

Our ultra-supportive Active Sport Boxer Briefs have an open-weave mesh that provides the added benefit of air-conditioning. The seamless waistband and soft leg edges won't roll or bind. The flat-sewn gusseted 6" inseam (size M) is offset to prevent inner-thigh chafe. Fly-free, with a smooth front panel for opacity. Now...

Marmot Power Stretch Pants provide cozy warmth with stretch, making them ideal for layering on cold days. The dynamic stretch allows you to run, skin or stomp without restriction. Designed as tight fit base layers, these pants are cold weather essentials! Polartec Power Stretch not only stretches but also wicks...

XTC Midweight Tights are baselayer bottoms by The North Face that provide exceptional wicking, effectively absorb odor and block ultraviolet radiation by utilizing cutting edge Bamboo Charcoal Technology. Midweight fabric makes it an ideal base in cold to very cold conditions or a stand alone top in mild to cool...

The Men's Active Briefs by Patagonia are formfitting, lightweight and quick-drying briefs made from recycled polyester. These featherweight, quick-wicking briefs keep you comfortable and dry whether you travel by bus, kayak or stubborn yak. The nonbinding waistband is brushed for next-to-skin softness, and elastic in the leg openings provides a...

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. The Rho LTW Bottom retains its warmth even when wet should you happen to step in a river while trekking back to camp. Lycra adds...

Polartec Power Dry Fleece makes Marmot's Midweight Bottom baselayer warm and wicking-comfortable - but the Cocona performance technology enhances the UV protection, wicking, moisture management, and anti-odor properties that you've always wished for in your baselayer. Flat-lock construction and no side seams so these won't rub or chafe against your...

If the thought of wearing traditional wool against your bare legs makes your skin crawl, update your wardrobe and your understanding of baselayer technology with this Ibex Woolies Bottom. Whether you ski, snowshoe or skate, most silky baselayers don't offer enough heat retention while other midweight microfleece can feel stifling....

Surrounding your legs in comfort and performance, the SmartWool Men's Microweight Bottoms feature next-to-skin custom fitting, a covered elastic waistband, and flatlock seams. SmartWool 100% jersey knit Merino wool that has tiny air pockets providing an insulating layer of natural air, is the perfect body temperature regulator, and keeps you...

The Patagonia Capilene Midweight Bottoms is the perfect midlayer for athletes who do a little of everything. A bit more substantial than Lightweight, classic Midweight manages moisture over a wide range of temperatures. The fabric's brushed interior retains heat, while its smooth jersey exterior makes for hitch-free layering. The Patagonia...

A must-have beneath your waders when you're working the riffles of an iced-up mountain stream, our warmest merino layer provides the best option for cool to very cold weather. Naturally soft and beautiful, Merino 4 is made with 7.8-oz 100% merino wool that has a dense jersey-knit face for thermal...

SmartWool's moisture-moving fibers make these Lightweight Pants a breathable, odor-free option for warm weather workouts or highly aerobic winter activities. Made from 100% SmartWool jersey knit for amazing softness and a light, airy feel Exposed elastic waistband for a custom fit Traditional fly design Flatlock seams for nonchafing comfort SmartWool...

Whether you're heading out for a brisk morning run or gunning for some spring corn, the Marmot Men's Lightweight Bottom wicks moisture and cools you down when you work up a sweat. Wear these anti-microbial pants under ski pants during a tour or underneath your shorts on a chilly run....

Add a body-heat saving layer beneath your ski pants, or fit yourself out for a chilly morning run with the Continuum Midweight Tight from Mountain Hardwear. Run, bike, ski, or ride - no matter what, the seamless MicroClimate Zoning will maintain heat where you need it most and release excess...

Wear the Mountain Hardwear Lightweight Power Stretch Boot Length Tight for routes in cool weather or as a midlayer when the mercury drops. Lightweight, breathable and providing exceptional moisture management, the Mountain Hardwear Lightweight Power Stretch Boot Length Tight is the ideal winter baselayer for skiing, mountaineering or alpine climbing....

Somehow, the Patagonia Men’s Biostretch 3 Zip-Neck Top cools you down, warms you up, and dries you off. It’s both a standalone piece for hiking and climbing and a baselayer for skiing and mountaineering. How can one pullover do so much? Its stretch polyester fabric features open mesh knit patterns...

Skins Snow tops and tights have been developed, tested and proven to help you ski harder, for longer and recover faster. The engineered gradient compression provided by Skins increases your performance through greater muscle support, enhanced circulation and improved body temperature optimization. What are Skins and how do they work?...

Winner of the prestigious 2009 Fly Rod and Reel Magazine Kudo Award. Extremely breathable and more comfortable than any other briefs or boxers you've ever worn. Give–N–Go™ stretch fabric air-dries, wicks moisture, and sports an antibacterial finish to keep you fresh and comfortable. Wash as you go and pack fewer...

Kenyon's Outlast thermal underwear bottoms are designed to absorb, store and release body heat as you need it.

The Under Armour Men's Base 2.0 Midweight Long Underwear Bottom brings you a versatile performance base layer you can use for a variety of cold-weather activities. Ergonomically placed, flat-seamed stitching gives you an athletic fit that won't chafe or restrict your movement as you ski a bump line or break...

Show your proclivity for the brand when you wear the adidas Attitude Fleece Pant. Brushback fleece fabric keeps you comfortable indoors and out. Elastic waist with inner drawstring provides sure fit. Stash your cash and keys in the two front pockets. Applied three-stripes down the side seams represent in classic...

Long pants in all-year quality on the basis of body mapping and three different fabrics for an optimal body temperature during all activity levels. Perfect in combination with boxers or briefs. Specifications Fabric: Polyester Microfiber / Merino Wool Contoured cut Antimicrobial feature to avoid unpleasant odorQ00% polyester microfiber for efficient...