More Sustainable Fashion Brand Offers This June 2026

Published: 01 Jun 2026

Feature image: The Summer House.

Every week we publish offers and discounts from highly rated brands that have been assessed by our rigorous ratings system. Using our codes and links may earn us a commission—supporting the work we do. Learn more.

Good On You believes everyone should have access to more sustainable and affordable options when they need to buy something new. That’s why we share exclusive promotional offers from our network of more sustainable fashion brands, which have all been rated “Good” and “Great”. We update these offers every Wednesday to ensure you’re only seeing active promotions—this helps you find the best prices from some of our best-rated brands, and it gives us a means of highlighting and supporting their work, too.

Codes and offers from more sustainable fashion brands

No Nasties

Offers

No Nasties – Site-wide

Lightweight organic cotton tanks made for long summers, easy layering, and repeating on purpose. Soft on you, gentler on the planet. Exclusive 10% off with code NONASTIES10 (Ends: 6 JUN)

Checkout code: NONASTIES10

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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.

See the rating.

Shop No Nasties.

Maren Jewellery

Offers

Maren Jewellery – Site-wide

This is your chance to discover and own exclusive treasures from past collections. Archive Sale collection includes hand-picked pieces of jewelry. Up to 40% off. (Ends: 12 JUN)

Shop now

Maren Jewellery creates more sustainable, honest, aesthetic and high quality jewelry.

See the rating.

Shop Maren Jewellery.

The Summer House

Offers

The Summer House – Handwoven Basket

Beautiful clothing for dates, dinners, art evenings, and social moments – elevated, effortless pieces designed for small occasions. Receive a complimentary handwoven basket on orders above USD500 with code SUMMERBASKET (Ends: 13 JUN)

Checkout code: SUMMERBASKET

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The Summer House – Top (US, CA, EU, UK, AU, NZ)

Exquisitely hand embroidered statement top with fine cut work edges. A garment that is designed to be an heirloom. Exclusive 20% off tops with code SUMMERTONI (Only available in the US, Canada, the EU, the UK, Australia, and New Zealand.) (Ends: 13 JUN)

Checkout code: SUMMERTONI

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The Summer House – Site-wide

Beautiful, conscious clothing for dates, dinners, art evenings, and social moments – elevated, effortless pieces designed for small occasions. Exclusive 15% off with code GOODSUMMER (Ends: 13 JUN)

Checkout code: GOODSUMMER

Shop now

The Summer House – Complimentary Scarf

Beautiful clothing for dates, dinners, art evenings, and social moments – elevated, effortless pieces designed for small occasions. Get a complimentary limited-edition scarf with an exclusive print on orders above USD300 with code SUMMERSCARF (Ends: 13 JUN)

Checkout code: SUMMERSCARF

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The Summer House creates beautiful womenwear in India using locally made, lower-impact fabrics. It also partners with local artisans and NGOs to provide opportunities to those in the region. Look out for its elegant prints and flowing silhouettes.

Find the range in sizes XS-XL.

See the rating.

Shop The Summer House.

Vottera

Offers

Vottera – Site-wide (US)

GOTS certified clothing you can feel good about wearing, responsibly made at Fair Trade Certified factories. Exclusive 20% off with code VOTTERAGOOD20 (Only available in the US) (Ends: 14 JUN)

Checkout code: VOTTERAGOOD20

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Vottera offers beautifully crafted and ethically produced apparel made from certified organic and Regenerative Organic Certified cotton.

See the rating.

Shop Vottera.

Loop Swim

Offers

Loop Swim – Site-wide

UPF50+ sun protective swimwear for women, men, and kids. 20% off with code SUMMERLOVE (Ends: 16 JUN)

Checkout code: SUMMERLOVE

Shop now

Founded by two women from the US and India and headquartered in Shanghai, Loop Swim is a brand on a mission to close the loop on waste and promote circular design. It transforms post-consumer plastic bottles into phenomenal REPREVE UP50+ sun protective swimwear for men, women, and kids. Its trendless, high-quality designs are developed to retain shape and colour swim after swim.

Find most items in sizes XS-XL.

See the rating.

Shop Loop Swim.

Jiwya

Offers

Jiwya – Site-wide

100% plant-based shirts, dresses, everyday jackets that breathe with your skin. Styles that speak with their silhouettes and their values. Exclusive 10% off with code JIWYAGOOD10 (First order only.) (Ends: 25 JUN)

Checkout code: JIWYAGOOD10

Shop now

Jiwya is a fashion brand using lower-impact plant-based materials, and heritage techniques including hand-spinning and hand-weaving.

See the rating.

Shop Jiwya.

SeamsFriendly

Offers

SeamsFriendly – Reversible and Convertible Clothing

The most sustainable wardrobe is a smaller one. These pieces flip, convert, and transform. Multiple looks from one garment. Handcrafted in natural fabrics. Exclusive 10% off with code SF-GY10 (Sale items excluded.) (Ends: 26 JUN)

Checkout code: SF-GY10

Shop now

SeamsFriendly – Most Loved Designer Styles

These styles have been custom-made for hundreds of women, each to her exact measurements. Not off-the-rack. Made by artisans, made when you order, made for you. Exclusive 10% off with code SF-GY10 (Sale items excluded.) (Ends: 26 JUN)

Checkout code: SF-GY10

Shop now

SeamsFriendly – Jumpsuits and Rompers for Women

Jumpsuits are impossible to fit off the rack. SeamsFriendly will make one that actually fits your body. Exclusive 10% off with code SF-GY10 (Sale items excluded.) (Ends: 26 JUN)

Checkout code: SF-GY10

Shop now

SeamsFriendly – Customizable Clothing for Women

Handcrafted to your exact measurements in natural fabrics. No inventory. Made only when you order. Only yours. Exclusive 10% off with code SF-GY10 (Sale items excluded.) (Ends: 26 JUL)

Checkout code: SF-GY10

Shop now

SeamsFriendly creates beautiful tailored pieces for all body types. It focuses on function and utility in its designs and uses lower-impact materials like organic cotton and linen. What’s more, shoppers can customise the brand’s designs to their exact preferences—change the neck style, depth, sleeve length, garment length, fabric, and more on anything in its array of clothes.

The brand’s product sizing is customisable (for womenswear: bust size range 26″-70″, waist size range 19″-63″, including petite, regular, and tall heights; and for menswear: chest size 34″ to 76″ and above with free custom sizing) to ensure you always find the perfect fit. There’s a kids range (bust: 18″-28″, waist: 19″-26″) available too.

See the rating.

Shop SeamsFriendly.

Editor's note

Images via brands mentioned. Good On You publishes the world’s most comprehensive ratings of fashion and beauty brands’ impact on people, the planet, and animals. Use our directory to search thousands of rated brands.

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More Sustainable Fashion Brand Offers This June 2026

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