Men's Clothing > Fleece & Base Layers

The Reactor Half Zip is a clean, effective 100 wt. micro-fleece sweater that takes the nip out of chill weather or low thermostats. These fabrics are available in a range of weights to provide the right level of insulation for most outdoor activities. Polartec Classic 100 weight fabrics are the...

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...

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...

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....

The foundation of cold weather layering, the Marmot Midweight Zip Neck harnesses nature's magic to provide breathable warmth as a base-layer, while its design gives it the appeal of an outer layer. Polartec® Power Dry® with Cocona® performance technology. Cocona® is an activated carbon polyester yarn made from coconut shells,...

The Marmot Midweight Crew's innovative Cocona® fabric provides breathable warmth as a base-layer, while its design gives it the appeal of an outer layer. Polartec® Power Dry® with Cocona® performance technology Cocona® is an activated carbon polyester yarn made from coconut shells, a waste product of the coconut industry, that...

Minimizing the impact on the environment, this Marmot zip T-neck midweight long underwear is made from sustainable fibers and is smooth to the touch! Polartec® Power Dry® Cocona™ blend manages moisture, odors and UV resistance using natural means instead of chemicals Polartec Power Dry has a patented, moisture-wicking bi-component construction...

When you hit the slopes this fall, be sure to layer up with Marmot's Midweight Zip Neck Long Sleeve top that manages moisture and layers well under a light shell or parka. As you start working hard, the Polartec Power Dry fabric, enhanced with Cocona technology, wicks moisture away from...

A perfect fit every time thanks to the fabric stretch of the Marmot Lightweight Long Sleeve Crew for Men. Build with Polartec® Power Dry® with Cocona and a flat lock construction, this lightweight crew base layer wicks away moisture, controls odor, and acts as a second skin, not bulky like...

Stay warm, look good, and chill out... can't go wrong. Engineered inside and out to the last detail, this mountaineering collection is our technological testing ground. Springing from the wisdom of over thirty years of real-world, mountain-tested experience, advancements made in these garments inform everything they do, trickling down to...

Using natural anti-odor management, this Marmot lightweight underwear top dries fast, controls odors, provides UV protection and won't wash out—it improves the more you wash and dry it! Polartec® Power Dry® Cocona™ is a blend of moisture-, odor- and UV-management using natural means instead of chemicals Polartec Power Dry has...

Minimizing the impact on the environment, this Marmot midweight long underwear crew top is made from sustainable fibers and is smooth to the touch! Polartec® Power Dry® Cocona™ blend manages moisture, odors and UV resistance using natural means instead of chemicals Polartec Power Dry has a patented, moisture-wicking bi-component construction...

The Marmot Men's Midweight Crew Long Sleeve top offers relief for those who prefer to avoid the collar zipper pile-up. The Midweight Crew's Polartec Power Dry fabric wicks moisture away from your body while you hike, ski, or climb. Constructed with Marmot's Cocona Performance technology, the Midweight will keep you...

Excellent fit, non-roll waist, gusseted crotch, flat stretch seams, double fabric fly. Uninhibited motion.

As a 20th century alternative to your old cotton tee-shirt, head out the down for your morning run in the Marmot Lightweight Crew for Men. Delivering breathable, moisture wicking performance, the Lightweight Crew resists odor, thanks to Polartec® Power Dry® with Cocona® performance technology and can double as a baselayer...

For warm weather when base-layer breathability is essential, the Lightweight Crew SS delivers maximum performance, while its design gives it the appeal of an outer layer. Main Material: Polartec® Power Dry® with Cocona® performance technology Fabric Stretch Ensures Perfect Fit Flat Lock Construction Natural Anti-odor Management Polartec® Power Dry® with...

For shoulder season weather when wickable breathability is essential, the Lightweight Crew's Cocona fabric delivers maximum performance, while its design gives it the appeal of an outer layer Main Material: Polartec Power Dry with Cocona performance technology Polartec Power Dry with Cocona Performance Technology Polartec Power Dry with Cocona Performance...

The Midweight Zip is a soft, quick-drying base layer that breathes while it insulates to maintain ideal next-to-skin climate. DriClime Permanent Moisture Management & Bacteriastat Permanent Odor Control is a silver based in-yarn process that won't wash out Shaped T-neck with lightweight durable zipper for comfort when layering Tag free...

The Marmot Power Stretch Vest blends the efficient warmth of a vest with the cozy stretch fleece of Power Stretch® fabric. The pocket adds key storage. Polartec® Power Stretch® 6.8 oz. 88% polyester, 12% elastane fabric. Designed to fit over baselayer. Flat lock construction. Zip chest pocket. Wind flap behind...