20+ Best Sustainable Plus Size Clothing Brands for 2024

Fashion is a tool to express ourselves. It can lift us when we’re feeling down and shift our entire mood. That’s why we need clothes that make us feel confident and comfortable all day long.

However, It can be challenging to find ethical brands creating sustainable plus size clothing that fits well.

That’s why we’ve researched the best sustainable plus size clothing brands on the market, creating gorgeous and stylish size-inclusive ranges for every body shape and size.

We’ve included ethical plus size brands creating chic formal wear, casual wear, and loungewear, So you can express yourself and show off your gorgeous curves.

Let’s jump in.

Best Overall Size Inclusive Brand –

Best Plus Size Activewear Brand – Girlfriend Collective

Best for Casual Wear – Karen Kane

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Sustainability: Go Green recycling program, high-quality materials, sustainable materials, 1-year size swap guarantee.

Best for: Sustainable plus size dresses, denim, tops, outerwear

Sizes up to: US 40

Ships to: the US & International

breaks down fashion barriers to create stylish and high-quality clothing accessible to everybody. The brand started when two friends struggled to find stylish, well-fitting clothes for their bodies.

Seven years on, Universal Standard is revolutionizing the sustainable plus size clothing market and setting an example we hope many brands will follow.

The size inclusive brand offers a 1-year size swap guarantee on its Fit Liberty collection, which means you can swap your clothing if you size up or down.

Universal Standard size inclusive brand creating sustainable clothing in sizes up to US 40


Sustainability: Ethical plus size clothing made in the US and India from eco-friendly materials and organic fabrics

Best for: Dreamy sustainable plus size dresses

Sizes up to: 3X

Ships to: Worldwide

creates dreamy flowy dresses perfect for summer strolls and special occasions. Each dress is made ethically by skilled artisans, from deadstock and organic fabrics, and is designed to be cherished for years to come.

The sustainable brand designs an extended size range that features beautiful dresses to compliment your curves.

Christy Dawn sustainable plus size dresses

3. Girlfriend Collective

Girlfriend Collective sustainable plus size activewear

Sustainability: Women-led, plus size ethical clothing brand creating size inclusive clothing from recycled materials.

Best for: Plus size leggings and activewear

Sizes up to: 6XL

Ships to: Worldwide

Girlfriend Collective celebrates every body shape and size, creating affordable plus size sustainable activewear from recycled bottles.

The brand’s must-have sports bras, tops, and leggings come in dreamy colors and are comfortable and supportive, even for wearing all day long.

Girlfriend Collective size inclusive activewear

4. SeamsFriendly

Sustainability: Plastic-free, Cruelty-free, Plant-based, and natural clothing

Best for: Inclusive size dresses, trousers, tops

Sizes up to: Any size and height – custom size

Ships to: Worldwide

SeamsFriendly is an Indie Fashion Brand designing nature-friendly handcrafted clothing for women of all sizes.

What we love about the brand is that it’s accessible and affordable to women of ALL body types, sizes, and heights. SeamsFriendly does this by handmaking every item to order based on custom measurements.

The brand uses natural materials and eco-friendly dyes and each piece is handmade ethically by Indian artisans.

Our team has personally tried the brand, and we were super impressed by the quality of the materials and the styles the brand creates!

5. Eileen Fisher

Eileen Fisher ethical plus size clothing

Sustainability: Certified B Corporation, ethical labor, and sustainable materials

Best for: Sustainable plus size casual clothing, plus size sweaters and knits

Sizes up to: 3X

Ships to: Worldwide

For over three decades, sustainable clothing brand Eileen Fisher has been designing contemporary and modern clothing from sustainable materials.

Eileen Fisher is famous for her clean designs in high-quality fabrics in gorgeous shades.

The ethical brand creates relaxed clothing for everybody with inclusive sizing up to 3X.

Eileen Fisher ethical plus size clothing

6. Birdsong

Birdsong UK sustainable plus size clothing

Sustainability: Social enterprise, hand-making ethical clothing in London to support refugee women

Best for: Dresses and blouses

Sizes up to: UK size 30

Ships to: UK & International

Stand out from the crowd with Birdsong’s unique designs. The UK-based sustainable fashion brand creates gorgeous, unique, and ethical plus size clothing from sustainable materials.

Birdsong chooses to use eco-friendly fabrics, including Tencel, Bamboo, Organic cotton, and reclaimed materials because they have a lower environmental impact than alternative fabrics.

The slow fashion brand is a social enterprise offering support, training, and employment for long-term unemployed women in London.

Birdsong UK sustainable plus size clothing

7. Karen Kane

Karen Kane sustainable plus size clothing

Sustainability: Certified B Corp, creating ethical clothing in the USA from responsibly sourced materials

Best for: Workwear and casual wear

Sizes up to: 3X, 22W

Ships to: the US

Karen Kane is an American ethical fashion brand designing relaxed boho-inspired looks in extended sizes.

The family-run fashion brand ensures all of its materials are sourced ethically from factories and mills that use sustainable practices, minimize environmental impact, and transparent workplace conditions.

Karen Kane sustainable plus size clothing


prAna eco friendly plus size clothing

Sustainability: Eco-friendly materials, ethical plus size clothing made in Fair Trade factories

Best for: Casual wear, leggings

Sizes up to: 3X

Ships to: US & International

Sustainable clothing brand has extended its eco-friendly clothing range to include relaxed, size inclusive styles.

The brand, known for its active and practical outdoor wear, has a selection of sustainable plus size leggings, t-shirts, and jeans.

9. Hours

sustainable size inclusive clothing

Sustainability: Women-led, plastic-free, size-inclusive clothing made from low-impact materials

Best for: Size inclusive dresses, size-inclusive workwear

Sizes up to: Sizes US 14-28

Ships to: the US & International

Hours is a sustainable size-inclusive brand created by women for women.

The brand was founded because, shockingly, over 60% of women over size 14 said they couldn’t find chic, quality clothing in their size. Hours decided to change this by offering a refreshingly different take on sustainable fashion that’s inclusive to women of all shapes and sizes.

The brand creates versatile pieces perfect for layering, dressing up, or dressing down. Plus, Hours works with ethical factories to bring you wardrobe staples from sustainable materials… What’s not to love?

sustainable plus size fashion

10. Kirrin Finch

Kirrin Finch plus size androgynous clothing

Sustainability: Ethically made clothing, fair labor, and sustainable practices.

Best for: Plus size androgynous clothing, shirts, blazers jackets, and sweaters

Sizes up to: 3X

Ships to: the US

Kirrin Finch was founded in 2015 to meet the growing demand for gender-defying fashion.

Founders Laura and Kelly Moffat started designing menswear-inspired apparel to fit an extensive range of female and non-binary bodies.

Every piece is ethically made in factories that use fair labor and sustainable manufacturing.

Kirrin Finch plus size androgynous clothing


Levi's sustainable plus size denim

Sustainability: Recycled material, including recycled plastic, second-hand resale, repair programs.

Best for: Denim Jeans

Sizes up to: 4X

Ships to: Worldwide

is a household name, famous for making high-quality denim for over 100 years, but did you know the brand is taking steps to improve its sustainability practices.

Levi’s introduces more sustainable materials, reducing water consumption and using recycled materials.

Plus, Levi’s has an extended size range available in women’s plus sizes to complement sizes up to 4X and up to 48inch waist.

Levi's sustainable plus size denim

12. Seek Collective

Sustainability: Environmentally responsible supply chain handcrafting its unique dresses using natural dyes

Best for: Sustainable plus size clothing, dresses, tops, outerwear

Sizes up to: XS-4XL

Ships to: the US & International

The Seek Collective is a slow fashion brand creating bespoke sustainable size-inclusive clothing in India. The brand works with artisans in India to handcraft its unique pieces, which are handwoven and dyed using natural processes. Each piece is limited as the brand creates each collection in small batches.

The brand is size-inclusive, with many styles up to 4XL. The brand also operates a pre-order model, which allows The Seek Collective to reduce textile waste.

13. Verseau Paris

Sustainability: Sustainable fabrics: organic cotton, EcoVero viscose, and deadstock fabrics

Best for: Sustainable plus size dresses and tops

Sizes up to: US 12 – 22 / FR 44 – 54

Ships to: Worldwide

Verseau Paris was created in 2022 by Andrea Britz and Loïc Limbio and offers a classic Parisian chic style with a touch of Scandinavian minimalism. The brand crafts elegant styles using expert French tailoring to complement your curves.

Verseau offers a classic style with an hourglass silhouette tailored especially for plus-size women. The brand creates its garments ethically, working with a small atelier outside Paris.

Each piece in the debut collection is created using sustainable fabrics, including organic cotton, EcoVero viscose, and deadstock fabric from a French couture house.

Verseau French plus size style

14. Hackwith Design House

Hackwith Design House sustainable plus size fashion

Sustainability: Ethical size inclusive clothing made in the USA

Best for: Extended size dresses, pants, tops, and sweaters

Sizes up to: 4X

Ships to: US (free shipping) & International

For American-made clothing that celebrates every woman’s body shape and size, check out Hackwith Design House. HDH creates clothes that are designed to be worn with confidence and love.

This ethical fashion brand creates gorgeous clothing in Minnesota, with many styles made to order to reduce waste.

Hackwith Design House ethical plus size fashion


Sustainability: Ethical and sustainable marketplace showcasing small and independent plus size clothing brands

Best for: Extended sizing jumpsuits and dresses

Sizes up to: 6X

Ships to: the US

Made Trade is an online marketplace showcasing ethical and sustainable clothing and home wear brands worldwide.

Many of these brands are small independent slow fashion brands creating gorgeous ethical plus size fashion for women.

16. Mate The Label

Mate the label sustainable clothing brand

Sustainability: Climate-neutral certified fashion brand creating clothing from organic cotton.

Best for: Sweatpants, sweatshirts, and jumpsuits

Sizes up to: 3X

Ships to: US & International

Size inclusivity is important to sustainable clothing brand Mate, which has released their best-selling pieces extended sizes up to 3X.

Mate’s clothes are created with organic cotton, which is plastic and pesticide-free and emits 14% less carbon than non-organic materials.

Mate the Label are members of 1% for the planet, meaning the brand donates 1% of its profits to support environmental causes.

Mate the label natural plus size clothing

17. Miakoda

Miakoda plus size ethical clothing

Sustainability: Clothing made ethically in the USA in NYC, using eco-friendly, cruelty-free, and plant-based materials

Best for: Soft, minimal basics and underwear

Sizes up to: 4X

Ships to: the US & International

Miakoda is an affordable slow fashion brand creating gorgeously soft basics in extended sizes. The sustainable fashion brand designs clothes which allow you to feel comfortable both physically and mentally.

Miakoda chooses to use only plant-based materials, including organic cotton, bamboo, and non-toxic dyes, to create its clothing range. In addition, the brand is working towards zero waste and has created a zero-waste collection to give the excess fabric a second life and keep them out of landfills!

Miakoda plus size ethical clothing


Tradlands ethical plus size clothing

Sustainability: Clothing designed to last for years, with responsible manufacturing and consciously sourced fabrics.

Best for: Dresses, jumpsuits, tops, and bottoms

Sizes up to: 5X

Ships to: the US & International

perfects women’s essentials, taking inspiration for its designs from expert tailoring, quality design, and high-quality fabrics.

The brand wants us to step away from fast fashion clothing which often falls apart after a couple of washes. Instead, Tradlands creates high-quality clothing expertly made at an affordable price tag.

Tradlands has a fantastic plus-size range of chic dresses, cardigans, outerwear, and tops, to create an eco-conscious wardrobe.

Tradlands plus size sustainable clothing

19. Warp + Weft

Warp and Weft inclusive size denim

Sustainability: Denim produced with less water and from recycled and regenerative fibers.

Best for: Plus size denim

Sizes up to: US 24

Ships to: the US only

Sustainable denim brand Warp + Weft is changing the notoriously wasteful denim industry.

While a typical pair of jeans takes 1500 gallons of water to produce, Warp and Weft make their eco denim with less than ten gallons through innovative technology and water recycling.

Warp + Weft creates versatile denim styles in inclusive sizing from 00 to 24, so you can show off your curves and feel fantastic in denim that fits.

warp and weft sustainable denim


DAY/WON sustainable plus size activewear

Sustainability: Sustainable size inclusive activewear, made in the USA from recycled materials

Best for: Sustainable plus size activewear

Sizes up to: US 32

Ships to: the US & International

DAY/WON is the first fully size-inclusive activewear brand in the United States, creating every piece in sizes 0 through 32.

DAY/WON’s supportive activewear sculpts the body and provides good support allowing a full range of movement so you don’t feel restricted.

The activewear brand creates its activewear on a made-to-order basis to reduce waste and prevent excess production.

DAY/WON size inclusive activewear

21. Kitty & Vibe

Sustainability: Size inclusive swimwear created with recycled materials

Best for: Sustainable plus size swimwear

Sizes up to: 5X

Ships to: the US

For playful and perfectly fitted sustainable swimwear look no further than Kitty & Vibe.

The swimwear brand knows no two bodies are the same size. That’s why they’ve created bathing suits and bikinis in inclusive sizes up to 5X in regular and long styles.

Kitty & Vibe creates its sustainable size inclusive swimwear ethically from recycled materials.

We’ve spoken to Kitty & Vibes founder about what inspired her to launch the company and create great fitting swimsuits for all; you can read the interview here.

22. Sotela

Sotela eco friendly plus size clothing

Sustainability: Made-to-order clothing to reduce waste from eco-friendly fabrics such as tencel, modal, and linen.

Best for: Dresses, tops, and pants

Sizes: Custom sizing

Ships to: the US & International

Slow fashion brand Sotela creates gorgeous clothing to compliment everybody. Each garment is handmade to order, which allows the brand to reduce waste and offer customizations in sizing and fit.

Sotela’s designs are stylish and contemporary, creating versatile pieces to pair with the rest of your wardrobe effortlessly.

Sotela plus size sustainable clothing

23. Anne Mulaire

Sustainable plus size brand

Sustainability: Zero-waste clothing created from eco-friendly materials including Hemp, Tencel, and bamboo.

Best for: Sustainable plus size workwear, activewear

Sizes up to: 6X

Ships to: Canada & International

Anne Mulaire is a women-owned indigenous-owned sustainable clothing brand, creating its bespoke designs right in the heart of Canada.

The brand uses only sustainable sourced materials, including bamboo, Tencel, and Hemp to create its designs, inspired by founder Anne Mulaire’s Anishinaabe and French Métis héritage.

In addition to being a sustainable brand, Anne Mulaire is also a size-inclusive brand, creating its styles in sizes up to 6X.

Anne Mulaire sustainable size inclusive brands

24. Big Bud Press

70s inspired clothing

Sustainability: Plus size sustainable clothing brand creating unisex clothing from cotton. Sweatshop-free and made in the USA.

Best for: Turtlenecks, pants, and jumpsuits

Sizes up to: 6X

Ships to: the US

Big Bud Press is an ethical Los Angeles brand specializing in inclusive, unisex clothing. The sustainable brand is growing in popularity for its vibrant and playful prints and 70s inspired clothing.

Big Bud Press is entirely sweatshop-free and uses 98% made in USA fabrics, intending to use 100% in 2022.

extended sized clothing 70s inspired

Wrapping Up: The Best Plus Size Sustainable Clothing

We hope you’ve enjoyed reading our recommendations for the best sustainable clothing brands.

If you’re interested in discovering more sustainable and ethical brands, check out sustainable sneakers and sustainable sandals.


Bethany Worthington BSc (Hons) (she/her) is the Sustainable Fashion Editor and Co-founder of Ecothes. She has a passion for the environment, and a long love of all things clothing, and combines those two interests with Ecothes. In her free time she loves dancing, hiking in the countryside, and laughing with friends.

Articles: 207

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