Designed with adjustable straps that you can wear 2 ways, the prAna Chakara crop top is made from a recycled nylon blend that is lightweight and moisture-wicking to keep you comfortable on the go.

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Pick up your pedaling pace! The women's Fourlaps Circuit sports bra is ready to support you with a wicking, compressive fabric and mesh back for ventilation at the peak of your workout.

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Tackle the cold without sacrificing on-mountain mobility in this Obermeyer Clara quarter-zip base layer top. Soft and stretchy and with flat seams, it's a comfy layer with a dynamic, natural fit.

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Whether you're skiing or heading out on a chilly hike, the men's Smartwool Classic All-Season Merino 3/4-Length base layer bottoms are ideal for year-round layering and comfy enough to wear all day.

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Built for 4 seasons, the men's Smartwool Classic All-Season Merino Base Layer bottoms keep you comfy on snowy days or summer nights under the stars with durable wool-blend fabric and an updated fit.

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When layering for mild-weather adventures, start with the women's Smartwool Classic All-Season Merino base layer bottoms. They're made from lightweight jersey with a supersoft next-to-skin feel.

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A great top for any season, the Smartwool Classic All-Season Merino top wicks moisture and regulates temperature, making it ideal as a fall base layer or a single layer when summer backpacking calls.

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With a form-hugging fit, the Smartwool Classic All-Season Merino Lace long-sleeve tee is a great first layer for high-energy activities—like hiking, jogging or rowing crew—in cool or warm weather.

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With its soft and durable merino wool blend, the men's Smartwool Classic All-Season Merino long-sleeve base layer top is game for any adventure from spring skiing to winter hiking.

Underwear TopsBase Layer Tops

Made from a lightweight jersey, the women's Smartwool Classic All-Season Merino long-sleeve base layer top is just as comfy layered under your ski jacket as it is worn alone for summer backpacking.

Underwear TopsBase Layer Tops

Game for any adventure, any time of year, the men's Smartwool Classic All-Season Merino quarter-zip base layer top is made from a lightweight jersey and built for comfort—even under your pack.

Underwear TopsBase Layer Tops

Made from their lightest-weight jersey and built for comfort, the women's Smartwool Classic All-Season Merino quarter-zip base layer top is game for any adventure, any time of year.

Underwear TopsBase Layer Tops

Designed to be your go-to for warm or cold weather, the women's Smartwool Classic All-Season Merino quarter-zip top features lightweight, soft merino wool with a nylon core for increased durability.

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Made for year-round adventures, the women's Smartwool Classic All-Season Merino tank top delivers the thermoregulating, breathable powers of merino wool to keep you cool in summer and warm in fall.

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