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Women's Baselayers & Underwear

47 Products

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  • Designed for the trail runner and hiker alike, the Merinomax Asymmetrical is a must have for serious trail junkies. Add in special features like flatlock seams, 97% merino wool and concealed zip pocket and you have one tremendous base/midlayer.

    Our Price:
    $68.00
  • An instant classic, this all-purpose seamless bra supports a variety of sizes and is made with wicking recycled polyester for exceptional moisture management. Wear it for everything from trail running to climbing to day hikes.

    Our Price:
    $35.00
  • The barely Everyday Bra is sure to hold you in place when you're heading through distant lands or hitting the backcountry with friends and family. This comfortable racerback bra is made of a soft, quick-drying recycled polyester/spandex blend.

    Our Price:
    $45.00
  • Patagonia's stretchiest synthetic baselayer keeps you dry and cool in warm conditions, with 50-UPF sun protection.

    Our Price:
    $17.40
  • Smartwool's Lightweight Bottoms feature seam construction throughout the legs to offer a better fit and a performance look. Perfect for higher aerobic activities in colder weather.

    Our Price:
    $85.00
  • Stay warm and dry in the coldest conditions with Smartwools women's Merino baselayer bottoms. Made from Smartwool's warmest fabric with no-itch Merino and chafe-free seams.

    Our Price:
    $100.00
  • Patagonia's seamless recycled polyester/spandex hipster underwear dries quickly and stays put when hitting the trails. Extremely comfortable, they're super soft against skin and are sure to keep you refreshed.

    Our Price:
    $20.00
  • Wear the Wicked Lite trail running, backpacking or urban exploring, all on the same day! Designed to pull moisture away from the body, the Wicked Lite is an essential baselayer for the woman constantly on the go.

    Our Price:
    $24.50
  • The Columbia Women's Heavyweight Long Sleeve Shirt is a super-warm baselayer top with wicking stretch inserts for activity in the cold.

    Our Price:
    $65.00
  • The PhD Run Tight keeps you warm without overheating, so you can max out the miles. Stretchy in the right spots, the tight layers of Merino on the inside provide wicking and nylon on the exterior for weather protection.

    Our Price:
    $100.00
  • Every inch Merino, this crew top acts alone on a dawn run or works as a baselayer on a ski day. A long hem covers your tail, while side panels banish chafing. Pretty sleeves complete it.

    Our Price:
    $90.00
  • The PhD SmartLoft Divide jacket multitasks while you're on the move. Merino lining keeps you warm while wicking. Insulated nylon facing shows wind the door. With thumbholes and useful zip details.

    Our Price:
    $200.00
  • Rock your workout in this seriously supportive sports bra!

    Our Price:
    $50.00
  • Smartwool's best selling, and warmest, baselayer, just got a little more refined with an improved fit, chafe-free seam construction and panels that offer more comfort with a pack.

    Our Price:
    $105.00
  • Smartwool's best selling, and warmest, baselayer, just got a little more refined with an improved fit, chafe-free seam construction and panels that offer more comfort with a pack.

    Our Price:
    $95.00
  • Stay comfortable and dry in a wide range of conditions in Patagonia's most versatile baselayer.

    Our Price:
    $55.00
  • Zoned thermal-reflective technology at front and back torso and breathable, sweat-wicking side inserts give you what you need, where you need it.

    Our Price:
    $50.00
  • A comfortable core makes everything else feel capable of more. The PhD SmartLoft Divide vest pairs Merino lining with a wool-insulated quilted nylon shell. Wear it for maximum warmth on epic outings.

    Our Price:
    $102.00
  • This racerback bra gives you support and stability without seams, but with the comfort, breathability and natural moisture wicking of soft Merino wool.

    Our Price:
    $60.00
  • With its seamless fit, soft Merino wool and ventilation zones, our bikini underwear keeps you comfortable in any activity.

    Our Price:
    $32.00
  • Some hoodies are for downtime, but Smartwool Merino women's full zip hoody wants in on the action. This top is made from Smartwool's warmest, no odor baselayer knit.

    Our Price:
    $130.00
  • Stay warm on the ski slopes with Smartwool's Merino base layer Zip T for women. This shirt is made from our no-itch, no odor, washable wool, with an improved fit.

    Our Price:
    $110.00
  • A wind-blocking front panel makes the PhD® Run Wind Tight a smart solution even on the gustiest days.

    Our Price:
    $140.00
  • Redesigned for spring, Smartwool's new Women's Microweight Bottom features a women's specific wide waistband for a body enhancing fit. Flatlock seams eliminate chafing for superior comfort.

    Our Price:
    $75.00
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