Adelfi Apparel

Sustainably Made
sustainability icon
Responsibly Manufactured
Simple & Affordable
accessibility icon
Inclusive Designs
size inclusivity icon

Our non-negotiables.

sustainability icon

Sustainability

Gentle on your skin, kinder to the planet: OEKO-TEX® certified.

size inclusivity icon

Size Inclusivity

Made to feel like it was made for you, with sizes 2XS-2XL.

accessibility icon

Accessibility

Conscious pricing because we don't gatekeep comfort.

This is the first time in my life that I’ve worn underwear and barely noticed that they were on. I’m not lying when I say these truly are the most comfortable underwear I own!

— Lili D.

I know it's a good pair of underwear when I can put them on and immediately forget about them for the rest of the day. Is it possible to be in love with a thong? Cause that's where I'm at.

— Jessica M.

The bigger gusset has opened my eyes to how uncomfortable we have been living and what women truly deserve in a pair of underwear.

— Kate R.

Sooo comfy! And they stretch with my body in the right places.

— Haylee F.
woman wearing non-toxic and sustainable underwear; underwear fabric detail; hands holding pair of black underwear

Sustainable from start to buttery-soft finish

At Adelfi, every material is chosen with intention. All of our fabrics are sustainably sourced, responsibly produced, and OEKO-TEX certified to be free from harmful substances before they ever touch your skin.

Learn More

WATCH THE JOURNEY IN REAL TIME

@adelfi_apparel

Adelfi founder sourcing fabrics during brand R&D
Person selecting a color swatch from a display board outdoors.
Adelfi founder with bolts of fabric samples during product R&D
Collection of fabric swatch samples displayed on cards.