More Sustainable Fashion Brand Offers This May 2025

“Fashion does not have to be fast or seasonal,” says CAES (pronounced like case). The Dutch brand creates timeless, minimalist clothes using lower-impact materials such as Desserto cactus leather, recycled cotton, and Tencel Lyocell. It partly traces its supply chain and has a code of conduct covering some ILO Four Fundamental Freedoms principles.

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Another leader when it comes to responsible fashion, No Nasties makes simple and stylish clothing from Fairtrade organic cotton in India where it is actively working to grow the ethical consumer market.

Find styles in sizes 2XS-3XL.

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Certified B Corp Kotn is based in Canada and works with local NGOs on the ground at the Nile Delta to provide every child in their farming communities with quality education, and to help close the gap of low literacy rates amongst communities. With every purchase, not only will you get a beautifully made garment, but you'll also help fund school infrastructure, materials, and salaries for teachers.

Find Kotn in sizes XS-2XL.

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IRO IRO is a Jaipur-based circular design collective that employs low-waste design and cutting principles, and lower impact materials. The brand also champions traditional crafts local to India.

Find its range in sizes XS - XXL

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OhSevenDays was started by Australian-Canadian Megan Mummery to promote slow fashion and the "power of circularity". Based in Istanbul, the brand reclaims end-of-roll fabrics from the city’s garment factories and creates sharp, everyday womenswear that’s as wearable as it is responsible. Essentially, it makes slow fashion from fast fashion's leftovers.

OhSevenDays' garments are available in sizes XS-XL, or in custom sizing.

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Stunning designs, beautifully made, to the highest standards—Kalaurie is one of those labels that gives you a rush of excitement when you first find it. This is a Melbourne, Australia brand that makes capsule collections, with an emphasis on signature shirt tailoring. There are many reasons to love Kalaurie, and it rates highly in all three categories.

The pieces are available in 2XS-2XL.

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Greek brand Théla creates handcrafted fashion and lifestyle accessories with plastic waste. Witnessing the increasing reliance and problems around disposable plastics and over-consumption, founder Diti Kotecha is on a mission to inspire change, diverting plastic from filling landfills, polluting oceans, and harming wildlife. It crafts pieces using lower-impact materials working with partners from disadvantaged communities, and is entirely vegan.

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Portuguese brand ISTO.’s mandate is simple: create clothes to transcend the seasons and work as staple items in your wardrobe all year round. It has one single collection and pursues quality over quantity to try and make its items permanently available. It uses organic materials and is transparent in showing you the true cost of your clothes when you go to purchase a piece for your wardrobe.

The range is available in XS-XL.

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UK brand WAWWA aims to make clothing that puts the Earth and its inhabitants first by creating organic, fair trade, and vegan-friendly clothing with a positive social impact. It uses lower-impact materials including recycled materials, lower-impact non-toxic dyes, and reuses its offcuts to minimise textile waste.

Find the range in sizes XS-2XL.

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FUTURA Jewelry is a New York based responsible jewellery brand. Each piece of FUTURA Jewelry is handcrafted with mercury-free 18kt Certified Fairmined Ecological gold. The brand's gold comes from the three certified Fairmined mines in the world that mine for gold without the use of toxic chemicals including mercury and cyanide.

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Nui Organics was founded on a culture of consciousness, community, and intentional design. It creates high-quality, lower-impact Merino wool and organic clothing for families in timeless styles.

Find sizes for children aged 0-12 years, and XS-2XL for adults.

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UK-based BAM makes womenswear and menswear basics from bamboo, and rates “Good” for people, the planet, and animals. The brand traces most of its supply chain and also offers clothing recycling to consumers to help address end-of-life textile waste.

Find most items in sizes XS-L.

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Sans Savon is the body and hand wash alternative to soap. Better for you, your skin, and the Earth.

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MATE the Label creates clean essentials made with GOTS certified organic fabrics and lower-impact dyes. Its goal is to offer women everywhere a clean product that is just as beautiful as it is responsible. It is proudly female-founded and is predominately operated by women. This US brand also manufactures locally to reduce its carbon footprint.

Find the range in inclusive sizes XS-3XL.

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ZEROBARRACENTO is an Italian brand that creates zero-waste clothes that celebrate the personality of those who wear it.

You can find most pieces in sizes S-L.

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Oobi is an Australian girl’s fashion, swimwear, homewares, and lifestyle brand. In addition to creating stylish clothes for children, the brand makes sure it uses low-impact non-toxic dyes throughout its range. It also uses no animal products and opts for sea freight to transport products to reduce its climate impact.

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Shop Oobi.

Shop Oobi pre loved @ Retykle.

Mila.Vert makes chic, minimalist clothes that have a distinctly modern feel. The Slovenia-based brand produces clothes in small batches based on a pre-order system to minimise waste and help to avoid the ethical and environmental issues that the fashion industry represents.

Find the garments in sizes XS-XL.

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Shop Mila.Vert @ Immaculate Vegan.

The ANJELMS Project is an Australian clothing brand on a mission to help improve the lives of its makers. It celebrates traditional techniques, creating clothes that are naturally dyed and hand-loomed in India using more sustainable practices and limiting production to minimise waste.

Find most garments in XS-2XL.

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Shop the ANJELMS Project.