A versatile and technical layer, the men's Patagonia Long-Sleeve Capilene Cool Daily Graphic shirt is built to keep you cool and covered from the trailhead to alpine lake dips on your way back down.

Shirts ParentShirts

Enjoy a warm merino/polyester blend that helps move sweat, dries quickly and holds its shape during high-sweat activities in colder weather with the men's Smartwool Long-Sleeve Colorblock henley.

Shirts ParentShirts

With a lightweight stretch-knit construction, the men's Mountain Hardwear Low Exposure T-shirt feels soft and manages moisture to keep you comfy whether you're out hiking or in hosting a dinner party.

Shirts ParentShirts

A naturally technical fiber, merino wool resists odors and regulates temps, making the men's On Merino Long-T shirt an outdoor essential at any time of year—it's perfect for hiking and everyday wear.

Shirts ParentShirts

Made for the times when you break a sweat in cool temps—did someone say a fall hike or early spring mountain bike ride?—the men's Smartwool Merino Sport hoodie keeps you feeling comfortable and fresh.

Shirts ParentShirts

Vertical color blocks and an athletic fit make the men's Smartwool Merino Sport long-sleeve crew a sharp and practical top to wear when diving into your mild-weather outdoor activities.

Shirts ParentShirts

With vertical color blocks and an athletic fit, the men's Smartwool Merino Sport long-sleeve crew is a sharp and practical top to wear when diving into your mild-weather outdoor activities.

Shirts ParentShirts

The athletic fit of the Smartwool Merino Sport Ultralite long sleeve complements the movements of your body, while the merino wool fabric blend helps you feel cool even as your activity intensifies.

Shirts ParentShirts

Great for hiking and everyday wear, the men's On Merino T-shirt has thermoregulating and antimicrobial properties that make it a wardrobe staple for year-round outdoor activities.

Shirts ParentShirts

A go-to layer for skinning up tracks or pedaling a fat-tire bike at your local snow park, the Mountain Hardwear Mountain Stretch Half-Zip shirt boasts technical performance and an active fit.

Shirts ParentShirts

The Columbia Sportswear Tamiami™ II long-sleeve shirt is constructed to keep you comfortable in warm climates.

Shirts ParentShirts

The men's PFG Columbia Tamiami™ II shirt will keep you cool, dry and protected from the sun on your next epic day of fishing or a trek into the wild.

Shirts ParentShirts

Supersoft, fast-drying and odor-resistant, this men's Cotopaxi Paseo Travel Pocket T-shirt is a classic crewneck that works as the perfect base for mix-and-match outfits on the road.

Shirts ParentShirts

Take a hike or dress for the occasion in this Outdoor Afro + REI Co-op polo shirt. You'll keep cool in this breathable shirt, complete with sweat-wicking power and side vents.

Shirts ParentShirts