Underwear

Patagonia's most popular briefs are lightweight, seamless and made of stretchy fabric with miDori™ bioSoft for added wicking and softness, and HeiQ® Pure odor control. Fair Trade Certified™ sewn.

This low-riding hipster underwear is made of lightweight fabric with miDori™ bioSoft for added wicking and softness, and HeiQ® Pure odor control. Made with 88% nylon (40% is recycled) and 12% spandex. Fabric's made to be breathable and moisture wicking for long walks in town or hikes in the woods. Fair Trade Certified™ sewn.

Made of 89% nylon (48% recycled)/11% spandex with HeiQ® Pure odor control, these seamless hipster underwear dry quickly and stay put. Fair Trade Certified™ sewn.

The Drive Convertible run bra provides the right amount of compression for high-impact support without sacrificing comfort. Double your style and wear this bra as a crossback or scoopback just by hooking or unhooking the back straps together.

Featuring the innovative Shape Shield fabric, the Q SPEED Shape Shield Crop Bra provides lightweight coverage and comfort to help you stay focused on your performance. Designed for medium impact activities like cycling and running, this women's workout tank also has moisture-wicking NB DRYx, mesh piecing for breathability and an elastic hem with storage pockets to tuck in small valuables for a hands-free workout. Removable cups. Women's Supportive Fit

Soft and stretchy merino wool underwear with a modern slim fit, the Siren Bikini features Icebreaker's corespun fabric that’s incredibly soft and durable. With the soft merino fibers, they will help regulate the body's temperature, no matter weather conditions while also resisting odors.

Soft and stretchy merino wool underwear with a modern slim fit, the Siren Bikini features Icebreaker's corespun fabric that’s incredibly soft and durable. With the soft merino fibers, they will help regulate the body's temperature, no matter weather conditions while also resisting odors.

An ultra-comfy underwear bottom for everyday wear, the Siren Hipkini features ultra-lightweight corespun merino blend fabric that’s durable, stretchy and incredibly soft. The durable merino blend provide assistance regulating your body temperature in all weather conditions. Because it was made in the mountains rather than in a petrochemical laboratory. Merino wool fibre is naturally renewable, recyclable and biodegradable.

The Women's Intraknit Bikini Boxed by Smartwool is a definite when going out for a run. Ergonomically mapped to the body, they're built to be incredibly breathable and airy in all the right places. Made with merino wool, which has natural moisture wicking properties and is also odor preventive. They are also are flat and borderline seamless for maximum comfort. The perfect underwear for all your training needs!

Smartwool's Women's Intraknit Hipster underwear are all about helping you feel your best. They are seamless knit and put responsibly sourced Merino next to skin for enhanced comfort, moisture management, and temperature regulation. They are perfect for everything from racking up miles to relaxing in the unmatched comfort of Merino.

Patagonia's favorite all-purpose, seamless bra hugs the body, supports a variety of sizes and is made of synthetic fabric with miDori™ bioSoft for added wicking and softness, and HeiQ® Pure odor control. Fair Trade Certified™ sewn.

Icebreaker's lightest base layer top that’s perfect for active adventure and everyday training, the 150 Zone Long Sleeve Crewe features 150gm jersey corespun with LYCRA® to maximize flexibility. The merino mesh has been strategically place for increased ventilation.

Bring your essentials along. The Drive 3 Pocket Run Bra features run-ready compression support plus three pockets, including one just for your phone. Compression Support

The Drive Convertible run bra provides the right amount of compression for high-impact support without sacrificing comfort. Double your style and wear this bra as a crossback or scoopback just by hooking or unhooking the back straps together.

This comfortable racerback bra is made of a soft, quick-drying nylon (67% recycled)/spandex. HeiQ® Fresh durable odor control. Fair Trade Certified™ sewn. The Barely Bra provides breathable, all-day comfort with slender, no-dig straps that meet into a flattering, comfortable racerback. An underbust panel offers support for B/C cups. Feminine details like the center gather for shaping and a double fabric front for modesty are nice extra touches.

Upgrade your standard crossback sports bra. This streamlined bra offers high-impact support for running — after all, running’s more comfortable when your boobs stay put. Molded cups lift and hold you in, while the pullover design minimizes distractions.

Nothing says breezy summertime fun like an easygoing V-neck tee. And this one may look unassuming, but it’s loaded with lots of feel-good design features, like a blend of responsibly sourced Merino wool and TENCEL™ fibers performance fabric to help keep you cool if you work up a sweat. And its lightweight softness will feel great from the minute you put it on, whether you’re using it as a standalone top or as your first layer of performance. For anything from trail hikes to studio yoga, this top will help you keep you motivated to keep on going.

A breathable, supportive racerback bra made with durable and super-soft corespun merino blend fabric, the Sprite Racerback Bra allows for full range of motion and all-day comfort. The durable merino blend provide assistance regulating your body temperature in all weather conditions.

Arcteryx's longer bra – worn as a first layer or standalone – has outstanding stretch and feels great next-to-skin. It’s breathable, supportive, cool – created to deliver the all-day comfort needed when moving through the mountains.

If you've been looking for a high-impact sports bra for running, you've arrived at the right place. This bra features built-in molded cups that lift and hold you in. An open scoopback design plus adjustable straps and back closure offer complete comfort.

Know how, with some bras, the first thing you want to do when you get home is take it off? Well, here’s a bra you’ll love having on. With the softness and moisture management of Merino wool next to your skin, Smartwool's Women’s Intraknit™ Racerback Bra also offers an outer layer designed for support, shape, and lift. Plus, its racerback style offers even weight distribution without the shoulder dig. With so many reasons to love, this bra can complement most any low-impact activity—and leave you feeling comfortable all day.

This shirt is a Saturday-afternoon classic. But why only wear it on the weekend? With fabric blended of responsibly sourced Merino wool and recycled polyester, flatlock and offset seams that help reduce chafing, and quick dry times that help alleviate that sticky-wet sweat, Smartwool's Mountain Trail Graphic Short Sleeve Tee brings the comfort for days. Whether you wear it for casual day at the office, an afternoon out about town, or just relaxing on the couch, this tee will remind you that weekdays are for comfort too.

Technical, cold-weather base layer bottoms for highly aerobic days, the 260 Zone Leggings feature zoned ventilation panels for active temperature regulation and ample breathability.

Icebreaker's technical, cold-weather base layer top for highly aerobic days, the 260 Zone Long Sleeve Half Zip features zoned ventilation panels for active temperature regulation and ample breathability.

A soft and stretchy tank top with a sleek, feminine design for everyday layering comfort, the Siren Tank features our durable and incredibly soft corespun merino wool blend fabric.

This bra has your back — and your front. Designed for running, the Dare Racerback Run Bra 2.0 delivers high-impact support plus comfort. Built-in molded cups lift and hold you in while the adjustable straps and back closure offer a personalized fit. Comfortable & secure support

Bringing the benefits of Merino—softness, odor resistance, and moisture management—Smartwool's Women’s Intraknit™ Crop Bra is so comfortable, you can wear it all day. Designed to support, its cups provide shape and lift. Plus, its racerback style offers even weight distribution without the shoulder dig. For any low-impact activity or even everyday wear, this bra has you covered.

The benchmark against which all others are judged, the 200 Oasis Shorts feature their most versatile merino jersey fabric for year-round layering performance across any activity. With the soft merino fibers, they will help regulate the body's temperature, no matter weather conditions while also resisting odors.

A classic, all-around polyester baselayer with 100% recycled content. The smooth, soft face makes for easy layering. Hollow-core yarns and a diamond-grid back trap warm air, wick moisture and dry fast. HeiQ® Fresh durable odor control keeps things fresh. Fair Trade Certified™ sewn.

Versatile year-round base layer bottoms made with 100% merino wool and a slim fit, our 175 Everyday Leggings offer premium breathability, odor-resistance and next-to-skin comfort. Made in the mountains rather than in a petrochemical laboratory. Merino wool fibre is naturally renewable, recyclable and biodegradable.