7 Sustainable Underwear Brands for Ultimate Comfort

Sustainability is taken over the entire globe. Whether it’s about food, lifestyle or clothing, nowadays people try to go with an eco-friendly way. This revolution also includes underwear. Why wear unethical or environmentally-unfriendly bralettes or briefs when you can have more nature-friendly and sustainable underwear?

We all want our undergarments comfortable as it’s the first piece of clothing that we wear in the morning and the last thing we take off as our day completes. Why should you go for organic underwear?

Sustainable underwear is made from high-quality and eco-friendly materials. They’re comfy, stylish, and last longer. There are many sustainable underwear brands available in the market. These brands are certified and offer a wide range of various organic underwear.

Are you searching for the best sustainable underwear brands? If yes, you’re on the right page!

Today in this guide, we’ve gathered some of the best sustainable underwear brands for the year. Whether you like comfy or cute underwear, large or small, cotton or mixed fabric, you can surely find something for yourself from here.

Let’s dive in.

7 Organic & Sustainable Underwear Brands For Men & Women

Here’s the list of top-rated underwear brands that offer eco-friendly undergarments such as bras, lingerie, boxers, and briefs. These clothing essentials are comfy to wear and boost your confidence from their stylish looks.

Let’s take a look.

1. Pact

Organic & Sustainable Underwear Brands For Men & Women

Materials: Organic Cotton

Certifications: Organic cotton and fair trade certified factories

Size: XS – XXL

Shop: Pact

PACT is a Boulder, Colorado-based company that offers a wide range of underwear. From sports bras to bralettes to comfy organic cotton undies in a variety of cuts, you can find all the basic underwear here.

PACT has underwear in all sorts of styles, colors, embellishments, and prints. All the products are manufactured in fair-trade-certified factories and made with Fairtrade organic cotton. They also support a Give Back Box program which is basically a scheme where customers can put their used clothing in the shipping box which they ordered and send it to non-profit organizations.

This sustainable underwear brand will ensure that with their solid undies, you’ll feel comfy on your skin. They have great deals and discounts on underwear.

2. Tomboy X

sustainable underwear Tomboy X

Materials: Oeko-Tex certified organic cotton

Certifications: Oeko-Tex certified

Size: 4S-4X

Shop: Tomboy X

Tomboy X is one of the most luxurious and expensive brands for basics. However, apart from its high price, this brand offers the most inclusive clothes with sizes from 3XS to 6X. TomboyX is a sustainable underwear brand that is B Corp certified.

All the undies are made from MicroModal, and Oeko-Tex certified organic cotton. The MicroModal is a nature-friendly renewable fabric made of Beechwood fiber. Yes, it’s not organic cotton, but it’s tested for harmful chemicals and fabrics.

Some of its undies styles are made with TENCEL Modal, which is a biodegradable material made from beechwood trees. And if you’re a girl who is looking for period panties, you’ll get one here!


sustainable underwear WAMA

Materials: 53% organic hemp, 44% GOTS organic cotton, and 3% spandex.

Certifications: PETA-approved Vegan Brand

Size: XS – 2XL (women), S – 3XL (men)

Shop: WAMA

Another great sustainable underwear brand is WAMA. This brand supports the hemp clothing industry and produces one of the best premium hemp underwear.

This PETA-approved vegan company uses eco-friendly materials such as organic cotton, hemp, and elastane. You’ll find underwear that is not only comfy and durable but also quite affordable. You can buy undies for both men and women in sizes XS-3XL.

4. Organic Basics

sustainable underwear Organic Basics

Materials: 100% GOTS certified organic cotton

Certifications: GOTS certified organic cotton and certified factories

Size: XS-XL

Shop: Organic Basics

Looking for high-quality, sustainable fashion basics? If yes, you should try Organic Basics! This sustainable underwear brand makes organic and nature-friendly clothes for men and women.

This is a trusted brand with GOTS certified that only uses organic cotton and Tencel in certified factories. Organic Basics offers minimalist clothing styles in various shapes and finishes, which are available in sizes XS-XL.

Apart from bottom styles and basic men’s undies, you can find here: women’s ethical underwear, sustainable leggings, organic cotton t-shirts, eco-friendly socks, ethical sleepwear, and many more.

5. Pantee

sustainable underwear Pantee

Materials: 95%/5% cotton/elastane blend

Certifications: Reclaimed materials and plastic-free packaging

Size: XS-XL

Shop: Pantee

You know the soft and comfy feel of a T-shirt. Imagine what if you’ll get the same feel in your underwear. How’s that possible? It is possible because the underwear is made from the deadstock t-shirt fabric or deadstock t-shirts.

We’re talking about Pantee, which is a sustainable underwear brand. It uses and upcycles unsold deadstock t-shirts and later makes them into cute and comfy sustainable undies. Moreover, to save the planet, they don’t dye the elastic in the waistband of the underwear.

Pantee is a UK based brand that offers the best stylish basics. They focus on comfort and only use organic fabrics and recycled materials. From bikini briefs and hip leg thongs to high-waisted briefs and boxer briefs, you can find a variety of women’s underwear in sizes XS-XL.

6. Boody

sustainable underwear Boody

Materials: Bamboo

Certifications: Ecocert certified, Oeko-Tex certified, FSC certified, and WRAP certified.

Size: XS-XL

Shop: Boody

Have you ever worn clothes made from bamboo? If not, it’s time to try one!

Boody is a sustainable and eco-friendly underwear brand that offers great underwear. All the clothing fabric is manufactured from certified bamboo that is naturally farmed. Later the undies are only produced in WRAP-certified factories.

They support the trend of going green and ethical! All the underwear that Boody provides is made from 100% bamboo-derived fabrics, which are good for the environment. Also, this PETA-approved vegan brand is Oeko-Tex certified and ECOCERT!

This Australian company offers everyday essentials, including bamboo socks which are extremely comfortable as they don’t have any clasps or underwire. Apart from socks, you can also get eco-friendly t-shirts, ethical pajamas, and more.

7. Knickey


Materials: 95% GOTS-certified organic cotton & 5% is elastane

Certifications: GOTS certified organic cotton, Oeko-Tex certified, & Fair Trade certified.

Size:  XXS to XXXL

Shop: Knickey

Are you searching for underwear that is made with soft, organic fabric and lightweight elastics? Your search ends here!

Knickey is an eco-friendly brand that uses GOTS organic cotton to produce comfy and organic underwear. This brand also partnered with a local NYC non-profit so that they could create more sustainable underwear and rugs from old recycled undergarments.

You can find undies in 5 classic cuts with low-rise, mid-rise, and high-rise styles available in sizes 2XS to 3XL. With GOTS, Oeko-Tex, and Fair Trade certifications, Knickey offers a wide range of thongs, bikinis, hipsters, and briefs.

Also, if you don’t want to cover your private parts with underwear made from pesticides and petroleum-based fabrics, you should go with Knickey. This brand offers non-toxic, sustainable underwear that is good for your private parts, your bank account, and your environment.


So these are the top seven sustainable underwear brands where you can find the best organic undergarments.

I hope this guide on sustainable underwear has helped you to determine and pick the best undies for yourself or someone else. If you like this post on the best sustainable underwear brands, don’t forget to share it with your friends and family members looking for sustainable undies on a budget.

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