Just like you, wanting to help protect the environment is part of our ethos. Celebrate and get outside in the short-sleeve REI Co-op Tree graphic T-shirt, which uses organic and recycled materials.

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A comfortable top that you can toss on and go, the men's Slow Loris Treewave T-shirt is made for everyday, casual adventures, from the earth to the surf.

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With everything you'd expect from your favorite plaid shirt—comfort, light warmth and versatile style—the Royal Robbins Trouvaille Organic Cotton Plaid shirt is ready for your everyday outings.

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When the sun gets ruthless but you don't want to leave the waves just yet, make sure you're wearing the men's VISSLA Twisted long-sleeve hoodie. It's a great layer for surf days, paddle days and more.

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Beach kit incomplete? Meet the men's VISSLA Twisted long-sleeve rashguard. Built with easy stretch and sun-shielding fabric, it's ready to surf, swim and roam the shores in comfort.

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With the heart of each national park captured in a single icon, this soft and comfy U.S. National Parks T-shirt from The Landmark Project helps you show your love for the country's public lands.

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Stretchy, wicking and rated UPF 50+ for protection against harmful UV rays, the men's Vuori Uluwatu 2.0 long-sleeve water T-shirt is great for active living in and out of the water.

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Maybe it's your first run—or your first marathon. Either way, the men's adidas Universal Graphic T-shirt helps you build confidence with every step, thanks to moisture-absorbing AEROREADY tech.

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Built to perform, the men's Columbia Utilizer Stripe Polo III shirt has built-in UPF 30 sun protection and sweat-wicking fabric that makes it ideal for warm spring and summer days.

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A lightweight basic tee for everyday wear when it's warm and as a layer under a sweater as the weather turns, the The prAna V-neck T-shirt for men is cut for a standard fit.

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Light, soft and packable, you'll reach for the breathable Royal Robbins Vacationer Pocket tee again and again for active pursuits, or just cozying up on the couch.

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Setting out for a fishing day or a golden-hour sail? You'll want this hoodie. Delivering UPF 50 protection and an all-in-one hoodie and neck gaiter, the men's NRS Varial is a go-to layer for the boat.

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Stay warm on breezy fall nights with the men's Fourlaps Venture Half-Zip top, a pullover built to provide superior comfort for outdoor warmups or for your trip to and from the gym.

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A classic fall layer with a touch of stretch, the men's Mountain Hardwear Voyager One long-sleeve shirt is built for bike rides around town and crisp afternoon walks, thanks to soft polyester flannel.

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