Women wearing seamless Performance Innerwear made from ZQ-certified Merino wool, including bras and underwear. Naturally sustainable, and made for everyday comfort and adventure. BPA, PFAS, and forever chemical-free.

Essentials Collection

Our Merino Performance Innerwear Essentials are the most comfortable active bras and underwear you will ever own.

Crafted using Santoni seamless machines from ethical ZQ, super-fine 17.5 micron Merino, it breathes, moves with you, and keeps you cool, dry, and fresh no matter how hot and sweaty things get.
Collections (New)

Filters

Filters

$
to
$
10 products
Sort by
Sort by
Front view of BRANWYN Essential Bralette in Light Nude, seamless ZQ Merino wool bralette. Woman stretching in BRANWYN Essential Bralette in Light Nude, naturally moisture-wicking Merino bralette for performance
Essential Bralette
$52.00 USD
2747 reviews
Side view of BRANWYN's Busty Bra in Black, seamless underwire free Merino bralette. Side angle of sustainable Merino Busty Bra in black, supportive wireless bra for large busts.
Essential Busty Bra
$62.00 USD
2209 reviews
Side view of BRANWYN Essential Racerback Sports Bra, Merino sports bra in grey. Nontoxic sports bra with removable pads. Back view of woman stretching in grey Merino racerback sports bra by BRANWYN. Sustainable Merino bra offering breathable, odor-resistant comfort
Essential Racerback Sports Bra
$85.00 USD
378 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
1252 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
855 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
337 reviews
Side profile of BRANWYN Essential Boyshort seamless Merino Underwear in black. Essential Boyshort - BRANWYN | Performance Innerwear
Essential Boyshort
$42.00 USD
No reviews
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 Legging 28"
$158.00 USD
28 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
$85.00 USD
99 reviews
Coming Soon
Woman wearing BRANWYN 25" Seamless ZQ Merino Wool Compressive Tights in Black Size medium. Two women wearing black athletic wear posing against a plain background
Essential Compressive Legging 25"
$148.00 USD
No 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.