Mens Lightweight Long Underwear - Tops
The Arc'teryx Men's Rho LT Zip Neck Shirt gives you a rock-solid foundation to layer warm and layer well. Rentex Powerflex material allows for a wide range of movement and has a great warmth-to-weight... more...
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4 out of 5
Zip up the Ibex Men's Woolies Zip T-Neck to tackle the steep and deep and then keep it on for that apr s ski party with friends. When you skin up on your next ski tour, the New Zealand merino wool pul... more...
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0 out of 5
Wear the SmartWool Men's Lightweight Zip-T long-sleeve shirt for cool-weather aerobic activities or as a next-to-skin base layer. SmartWool's porous natural fibers move moisture while it is still in v... more...
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5 out of 5
The Arc'teryx Men's Rho LTW Zip Top is a great base layer to wear for long winter days in the backcountry. Made from fine, lightweight, super-soft merino wool, the Rho Top keeps you comfortable in a w... more...
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4 out of 5
After you climb to the top of a backcountry ridge, your base and mid layers can often feel like wet Kleenexes draped on your back but not the Ibex Men's Pico Zip T-Neck Top. It will keep you dry and w... more...
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4 out of 5
Whether used as a layering piece or worn alone, the anti-microbial Marmot Men's Lightweight Long-Sleeve Crew wicks moisture away from your skin when you work up a sweat. The Lightweight Crew's stretch... more...
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0 out of 5
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. Made with Polartec's stretchy,... more...
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0 out of 5
Layer the Ibex Men Woolies Crew Long-Sleeve Shirt under other layers in the winter, or wear it by itself for cool weather aerobic activities. This form fitting merino wool shirt does everything a firs... more...
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4 out of 5
The Icebreakers Men's BodyFit200 Oasis Crew is a great all-around lightweight base layer made from the ultimate breathable insulation Merino wool. Merino isn't your average wool, and the Oasis Crew i... more...
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4 out of 5
Wear the SmartWool Men's Midweight Zip-T for stop-and-go aerobic activities or as a warm base layer. SmartWool's porous natural fibers move moisture while it's still in vapor form, so you remain dry a... more...
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0 out of 5
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 get out of the city. Regardless of whether you choose trail running,... more...
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0 out of 5
Arc'Teryx made the Rho SL Long-Sleeve Crewneck Shirt to be a versatile and lightweight top that works by itself in warm weather or as a baselayer in colder conditions. This polyester shirt's next-to-s... more...
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0 out of 5
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. The slim-fit cut frames your silhouet... more...
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0 out of 5
The Burton Men's AK Long-Sleeve Silkweight Top is as comfortable as the silk PJs your mom got you for Christmas when you were 12. Except this baselayer wicks moisture, resists odor, provides warmth, a... more...
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0 out of 5
Pull on the Mountain Hardwear Men s Lightweight Power Stretch Zip T before you head out into the mountains for an alpine climb. Mountain Hardwear gave the Zip T lightweight, moisture wicking Polartech... more...
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0 out of 5
Pull on the Mountain Hardwear Men s Lightweight Power Stretch Crew under your shell when you take off on a mountaineering trip or hit the slopes for a day in the pow. Mountain Hardwear used a lightwe... more...
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0 out of 5
It's totally true that the ladies appreciate freshness. You know that (hopefully). But so do your roommates and the folks stuck in the car with you on the ride home from a long ski day or backpacking ... more...
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0 out of 5
The Mountain Hardwear Men's Advance Lightweight Long-Sleeve Crew offers dry, light warmth when worn alone, or you can layer it under a vest or jacket for moisture management in colder weather. Mountai... more...
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0 out of 5
Pull on the 686 Direct Top Layer as your defense against clammy, cold skin while you ride. The Direct Top s polypropylene fabric is hydrophobic, so it stays totally dry while your midlayer does the wi... more...
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0 out of 5
Make the Mountain Hardwear Men s Advance Lightweight Short-Sleeve Crew Shirt the first thing you put on for everything from a fall trail run to a day pillaging backcountry powder stashes. This synthe... more...
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0 out of 5


























