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WHEN DO YOU FEEL MOST POWERFUL? #BRANWYNInTheWild

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5 Lessons From the Trail - BRANWYN | Performance Innerwear
Ambassadors

5 Lessons From the Trail

Explore hard-won wisdom from women who have blazed their own trails (literally). 
How Is Merino Wool Good for Summer? - BRANWYN | Performance Innerwear
Merino Wool

How Is Merino Wool Good for Summer?

Geek out on the science behind how Merino wool keeps you cool and dry when temperature spike.
The History (and Future) of Athletic Bras - BRANWYN | Performance Innerwear
Gear Guide

The History (and Future) of Athletic Bras

Let's take a look at the shockingly short and deeply interesting history of athletic bras.
When Mother’s Day Is Complicated - BRANWYN | Performance Innerwear
Empowerment

When Mother’s Day Is Complicated

This week, our In the Wild editor shares a personal story in celebration of the very personal holiday we know as Mother’s Day.
5 Major Benefits of Investing in Your Underwear - BRANWYN | Performance Innerwear
Health and Wellness

5 Major Benefits of Investing in Your Underwear

Consider these benefits of investing in quality underwear for your mind, body, spirit, and our larger world. 
Meet Rue Mapp: Leader, Designer, and Public Lands Champion | BRANWYN | Performance Innerwear
Empowerment

Meet Rue Mapp: Leader, Designer, and Public Lands Champion

How Mapp turned her "kitchen table blog" into a nationwide movement.
Barrier-Breaking Women You Should Know - BRANWYN | Performance Innerwear
Empowerment

Barrier-Breaking Women You Should Know

Women have been breaking barriers since the beginning of time. From Cleopatra to Joan of Arc, history is full of incredible women who push the boundaries of what’s possible—and inspire others to do...
Everything You Wanted to Know About Your Vagina But Were Afraid to Ask - BRANWYN | Performance Innerwear
Health and Wellness

Everything You Wanted to Know About Your Vagina But Were Afraid to Ask

There’s no such thing as TMI as we take a look under the hood with Kameelah Phillips, MD.
Who Makes My Innerwear? - BRANWYN | Performance Innerwear
Our Story

Who Makes My Innerwear?

Meet Şeyma Çiğdem Uygun, the incredible textile engineer and merchandiser who makes BRANWYN Performance Innerwear come to life.

Join us & get $10 to spend

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

Plus you'll get a $10 Gift Code for our naturally sustainable Merino products.

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

Our Merino Collections
Image shows a woman wearing BRANWYN's Compressive Leggings, a compression leggings designed for movement and high-performance comfort. These compressive, body-sculpting leggings offer a second-skin feel with the natural breathability and sustainability of Merino wool. Made from a POWRspun blend of 76% extra fine Merino, 14% nylon, and 10% elastane, they provide warmth, support, and flexibility for everything from chilly morning runs to everyday wear. Featuring a full-length 28” inseam for added coverage, th Image shows a woman wearing BRANWYN's Compressive Leggings, a compression leggings designed for movement and high-performance comfort. These compressive, body-sculpting leggings offer a second-skin feel with the natural breathability and sustainability of Merino wool. Made from a POWRspun blend of 76% extra fine Merino, 14% nylon, and 10% elastane, they provide warmth, support, and flexibility for everything from chilly morning runs to everyday wear. Featuring a full-length 28” inseam for added coverage, th
Essential Compressive Leggings
$158.00 USD
6 reviews
Image shows a woman wearing BRANWYN's Compressive Racerback Sports Bra, a compression sports bra designed for high-impact adventures. This compressive, body-hugging sports bra features an updated racerback and shoulder strap design for a more inclusive fit, ensuring maximum comfort and freedom of movement. Made from a heavy-weight 4-way Merino knit with a POWRspun blend of 76% extra fine Merino, 14% nylon, and 10% elastane, it provides breathable, sustainable support. BPA, PFAS, and forever-chemical free, t Image shows a woman wearing BRANWYN's Compressive Racerback Sports Bra, a compression sports bra designed for high-impact adventures. This compressive, body-hugging sports bra features an updated racerback and shoulder strap design for a more inclusive fit, ensuring maximum comfort and freedom of movement. Made from a heavy-weight 4-way Merino knit with a POWRspun blend of 76% extra fine Merino, 14% nylon, and 10% elastane, it provides breathable, sustainable support. BPA, PFAS, and forever-chemical free, t
Essential Racerback Sports Bra
$75.00 USD
247 reviews
Woman wearing BRANWYN's Essential Busty Bra, a bra from the Essential Collection. Made from soft, moisture-wicking Merino wool using seamless technology, this performance innerwear provides performance, comfort, and sustainability. The fabric is free from BPA, PFAS, and forever chemicals. Woman wearing BRANWYN's Essential Busty Bra, a bra from the Essential Collection. Made from soft, moisture-wicking Merino wool using seamless technology, this performance innerwear provides performance, comfort, and sustainability. The fabric is free from BPA, PFAS, and forever chemicals.
Essential Busty Bra
$58.00 USD
1849 reviews
Woman wearing BRANWYN's Essential Bralette, a bra from the Essential Collection. Made from soft, moisture-wicking Merino wool using seamless technology, this performance innerwear provides performance, comfort, and sustainability. The fabric is free from BPA, PFAS, and forever chemicals. Woman wearing BRANWYN's Essential Bralette, a bra from the Essential Collection. Made from soft, moisture-wicking Merino wool using seamless technology, this performance innerwear provides performance, comfort, and sustainability. The fabric is free from BPA, PFAS, and forever chemicals.
Essential Bralette
$48.00 USD
2415 reviews
Woman wearing BRANWYN's Essential Hipster, a underwear from the Essential Collection. Made from soft, moisture-wicking Merino wool using seamless technology, this performance innerwear provides performance, comfort, and sustainability. The fabric is free from BPA, PFAS, and forever chemicals. Woman wearing BRANWYN's Essential Hipster, a underwear from the Essential Collection. Made from soft, moisture-wicking Merino wool using seamless technology, this performance innerwear provides performance, comfort, and sustainability. The fabric is free from BPA, PFAS, and forever chemicals.
Essential Hipster
$38.00 USD
1053 reviews
Woman wearing BRANWYN's Essential Thong, a underwear from the Essential Collection. Made from soft, moisture-wicking Merino wool using seamless technology, this performance innerwear provides performance, comfort, and sustainability. The fabric is free from BPA, PFAS, and forever chemicals. Woman wearing BRANWYN's Essential Thong, a underwear from the Essential Collection. Made from soft, moisture-wicking Merino wool using seamless technology, this performance innerwear provides performance, comfort, and sustainability. The fabric is free from BPA, PFAS, and forever chemicals.
Essential Thong
$30.00 USD
288 reviews

MONEY BACK GUARANTEE FOR 14 DAYS

Not sure about wool?

Merino is super soft like cashmere!

We know you'll love it! But just in case you don't, we’ll give you a full refund.