Woman in BRANWYN ZQ ethical Merino wool bra and underwear running outside
Woman in BRANWYN ZQ ethical Merino wool bra and underwear

BLOG | IN THE WILD

WHEN DO YOU FEEL MOST POWERFUL? #BRANWYNInTheWild

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Why Merino is a Surprisingly Awesome Choice for Swimwear - BRANWYN | Performance Innerwear
Outdoor Adventure

Why Merino is a Surprisingly Awesome Choice for Swimwear

Merino is breathable, comfortable and quick-dry, giving us more freedom to do the things we love like surf, swim and track down hidden waterfalls.
Gynecologist-Approved Underwear Rules to Live By  - BRANWYN | Performance Innerwear
Health and Wellness

Gynecologist-Approved Underwear Rules to Live By 

Why what you wear down there can affect your health.   
Ethical Merino Wool: What’s ethical wool and why does it matter? - BRANWYN | Performance Innerwear
Seamless Merino wool

Ethical Merino Wool: What’s ethical wool and why does it matter?

Read about BRANWYN’S commitment to animal welfare and sustainable farming through our partnership with ZQ Certified Natural Fibers. 
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Seamless Merino Wool

What is Merino Wool, Exactly?

Think you know Merino? Learn all about this amazing wool — and why it’s the very best fabric for women who love to get sweaty.
Two women wearing black and beige Merino underwear sets against a white background

Join Us & Get 15% Off Your Next Order

Join our community and get tips on living an active, healthy & sustainable lifestyle.

Plus, you’ll get a 15% gift code for our naturally sustainable Merino wool products.

We won’t spam you. We hate that stuff.

Our Merino Collections
BRANWYN's seamless Merino wool Bralette bra in Black. Natural fiber, plastic free activewear. Person wearing black athletic pants and sports bra, standing on one leg with arms raised.
Essential Bralette
$52.00 USD
3190 reviews
Woman wearing a brown sports bra and leggings against a plain background Woman wearing a brown seamless Merino wool sports bra against a neutral background.
Essential Busty Bra
$62.00 USD
2931 reviews
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Woman wearing a light gray sports bra sitting against a neutral background Woman wearing a light gray bikini set on a beige background
Essential Supreme Bra
$78.00 USD
115 reviews
Front view of black Essential Racerback Sports Bra by BRANWYN. Merino Wool compressive bra wicks sweat and keeps you dry through hikes, skis and workouts. Close-up detail of racerback design on BRANWYN Sports Bra in black. Seamless Merino wool provides compressive, breathable support.
Essential Racerback Sports Bra
$85.00 USD
436 reviews
Side view of woman wearing grey high waisted Merino underwear by BRANWYN. The Essential Hipster high waisted comfortable women's panties. Woman wearing BRANWYN's Essential Hipster: light grey high waisted Merino Wool Underwear and matching Merino Wool bra.
Essential Hipster
$40.00 USD
1516 reviews
Side view of BRANWYN Essential Bikini Merino underwear in warm nude. Soft, breathable, and odor resistant, sustainable underwear. Warm nude Merino bikini panties by BRANWYN. Made from regenerative Merino wool to provide a sustainable solution for eco-conscious women.
Essential Bikini
$38.00 USD
957 reviews
Side profile of woman wearing BRANWYN Essential Boyshort seamless Merino Underwear in black. Back view of woman in black bralette and matching black Merino wool boyshort underwear. Made of quick-drying natural fibers that are gynecologist recommended.
Essential Boyshort
$42.00 USD
77 reviews
Side view of BRANWYN seamless Essential Thong underwear in light nude. Eco-friendly underwear made for travel, activity and everyday. Back view of BRANWYN Essential Thong in light nude. Seamless Merino wool thong underwear for women.
Essential Thong
$36.00 USD
361 reviews
Models wears BRANWYN's seamless compressive shorts, a black Merino Wool bike short with a 6 inch inseam. Great for hiking, yoga, and the gym. Wearing BRANWYN's Merino sustainable Essential Compressive Short from the back. Merino wool biker short from BRANWYN.
Essential Compressive Short 6"
$85.00 USD
199 reviews
BRANWYN seamless Merino wool Black 8" compressive shorts Person wearing a black sports bra and shorts on a beige background
Essential Compressive Short 8"
$95.00 USD
14 reviews
Woman standing with hands on her hips in black compression leggings made of Merino Wool by BRANWYN. Back view of a woman in black Merino leggings for women. These Merino tights are warm enough to wear as a winter baselayer for skiing and hiking.
Essential Compressive Legging 28"
$158.00 USD
135 reviews
Woman wearing black Merino compression leggings by BRANWYN made of Merino wool. Perfect yoga legging capris or for a winter baselayer. Two women holding arms wearing black, seamless Merino wool legging pants—perfect for yoga capris or a winter baselayer.
Essential Compressive Legging 25"
$148.00 USD
57 reviews

MONEY BACK GUARANTEE FOR 14 DAYS

Not sure about wool?

Merino wool is super soft like cashmere!

We know you'll love it! But just in case you don't, we offer a First Try Guarantee.*