Cormac Crew Neck Shirt LS Men's

$50.4 ~~$80~~ In stock

This is the lightest weight long-sleeve base layer from Arc'teryx. Extremely breathable for high output mountain activities in cool weather. Excellent next-to-skin feel. New Solotex® waffle fabric feels light and soft. Use in the sun or on the snow. One of our favorite lightweight synthetic base layers!

Details

100% Recycled Polyester Solotex® Circular Knit Waffle 40d Fabric. 110gsm
Silvadur™ DAO™ Durable Anti Odor Finish
Crew Neck
Laminated Collar
Long Sleeves
Merrow Stitch Seam Construction
Articulated Patterning
Regular Fit
Lightweight
Breathable
Quick-Drying
4.9 oz (140 g)

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Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Lily I. ★★★★★ Oct 22, 2026

I've been using this as my go-to layer for early morning hikes in the mountains, and the breathability is outstanding—I never feel clammy even when working hard. The fabric is incredibly soft against the skin, and it dries fast after a sweaty ascent. One wash and it still feels like new, no pilling

Brian U. ★★★★★ Oct 21, 2026

Wore this on a chilly morning trail run and didn’t overheat at all, the breathability is seriously impressive for such a thin shirt. It’s quickly become my go-to layer for cool-weather hikes.

Abigail ★★★★★ Oct 19, 2026

Wore this on a chilly morning hike and stayed perfectly dry while working up a sweat — the breathability is no joke. It's lightweight enough to layer under a shell without any bulk.