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Men's Lightweight Long Underwear - Tops

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Mountain Hardwear Extend Featherweight Zip Tee Long-Sleeve - Men's

This year when you're looking down a line stacked with cliff bands, at least you'll know you're not shaking from being cold. The Mountain Hardwear Men's eXtend Featherweight Zip Tee is a lightweight and comfortable base layer made to keep you dry.

* Available Sizes:S, XL, XXL
ON SALE:
$34.27 (30% off)

Sherpa Adventure Gear Baans Tech 1/4 Zip Top - Long-Sleeve - Men's

Sherpa Adventure Gear added bamboo charcoal to the Men's Baans Tech ¼-Zip Top because it wicks sweat quickly, and it's an antimicrobial.

* Available Sizes:S, L, XL
ON SALE:
$33.71 (25% off)

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.

* Available Sizes:XL
ON SALE:
$26.60 (30% off)

Outdoor Research Sequence Zip Tee - Men's

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

* Available Sizes:XL
ON SALE:
$25.17 (40% off)

Arc'teryx Rho LT Zip - Men's

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

* Available Sizes:S
ON SALE:
$69.27 (30% off)

Icebreaker BodyFit200 Mondo Zip Top - Men's

The Icebreaker Men's BodyFit Mondo Zip Top—not to be confused with a turtle neck.

* Available Sizes:XL
ON SALE:
$48.97 (30% off)

Burton Compression Crew - Long-Sleeve - Men's

The close-fitting Burton Men's Long-Sleeve Compression Crew provides efficient insulation under your fleece, and it's so light you'll hardly know you're wearing it.

Available Sizes:XL
ON SALE:
$41.97 (40% off)

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