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More Sustainable Fashion Brand Offers This October 2025

Words: Partnerships Editor

Category: Top Picks

Published: 01 Oct 2025

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

SeamsFriendly

Offers

SeamsFriendly – Shirts and T-Shirts for Men

Menswear that fits your body, whether you’re tall, short, or anywhere in between, experience the confidence of made-to-measure attire. Exclusive 15% off with code SF-GY15 (Sale items excluded.) (Ends: 7 OCT)

Checkout code: SF-GY15

SeamsFriendly – Jumpsuits and Rompers

One-pieces made to fit you—no more short sleeves or awkward lengths. Made to measure from breathable fabrics that are gentle on the skin. Exclusive 15% off with code SF-GY15 (Sale items excluded.) (Ends: 7 OCT)

Checkout code: SF-GY15

SeamsFriendly – Reversibles and Convertibles

Double your options with one garment. SeamsFriendly’s reversible and convertible pieces offer multiple looks in one item. Exclusive 15% off with code SF-GY15 (Sale items excluded.) (Ends: 7 OCT)

Checkout code: SF-GY15

SeamsFriendly – Customisable Clothing For Women

Customisable clothing that’s handmade by skilled artisans according to your body measurements and style preferences. Exclusive 15% off with code SF-GY15 (Sale items excluded.) (Ends: 7 OCT)

Checkout code: SF-GY15

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 (bust size range 26″-70″, waist size range 19″-63″, including petite, regular, and tall heights) to ensure you always find the perfect fit, and there’s a kids range (bust: 18″-28″, waist: 19″-26″) available too.

See the rating.

Shop SeamsFriendly.

Passion Lilie

someone wearing matching top and pants by passion lilie.

Offers

Passion Lilie – Site-wide

Designed with a comfort and fit in mind, each item is handmade in small batches in India by producers and artisans dedicated to preserving heritage techniques. 20% off with code FTMONTH2025 (Ends: 7 OCT)

Checkout code: FTMONTH2025

Passion Lilie creates more affordable, responsibly made fashion using traditional techniques to provide dignified employment to artisans in India.

Passion Lilie’s range in XS-2XL.

See the rating.

Shop Passion Lilie.

Shop Passion Lilieg @ Shop Like You Give a Damn.

Retykle

Offers

Retykle – Site-wide (US, UK)

Free US shipping on orders over $150. Free UK shipping on orders over £100. (Ends: 8 OCT)

Retykle – Site-wide

Pre-loved and new discounted designer kidswear. Choose from more than 2000 kids brands. 10% off with code NEWRETYKLER (First order only.) (Ends: 8 OCT)

Checkout code: NEWRETYKLER

Shop pre-loved designer kidswear.

No Nasties

Offers

No Nasties – Greca

No Nasties presents Greca – the Aztec-inspired collection in organic cotton and zero-waste fabrics Exclusive 10% off with code NONASTIES10 (Ends: 14 OCT)

Checkout code: NONASTIES10

No Nasties – Shirts For Men

Cool, more sustainable organic cotton airy shirts you will wear everyday. Exclusive 10% off with code NONASTIES10 (Ends: 8 OCT)

Checkout code: NONASTIES10

No Nasties – Cuban

Too hot or too cold when travelling? Soft organic cotton lets air move through, helping to maintain your body’s temperature. Exclusive 10% off with code NONASTIES10 (Ends: 6 OCT)

Checkout code: NONASTIES10

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.

CARIUMA

Offers

Cariuma – Friends And Family Sale (US)

Classic sneakers that are crafted for comfort, prioritising durability and high performance. Exclusive friends and family sale. 30% off footwear with code FRIENDSANDFAMILY (All sales are final. No returns.) (Ends: 15 OCT)

Checkout code: FRIENDSANDFAMILY

CARIUMA is a more sustainable Brazilian sneaker brand that wants you to feel super comfortable while providing effortless style in organic canvas, leather, and suede styles.

Find CARIUMA’s shoes in US sizes 5-13.

See the rating.

Patagonia

Offers

Patagonia – Web Specials

Outdoor clothing and gear for men, women and kids from spring ’25 or earlier. Shop web-special sale. (Ends: 21 OCT)

Patagonia is a brand that truly lives and breathes the great outdoors. It makes clothing for trail running, climbing, mountain biking, surfing, skiing, and snowboarding. Patagonia has “Good” labour practices, and uses recycled, rather than virgin, polyester. It has also committed to reducing its energy use and emissions.

The brand stocks sizes 2XS-3XL.

See the rating.

Shop Patagonia second hand @ Retykle.

Shop Patagonia.

Dressarte Paris

custom sustainable design studio, Dressarte Paris.

Offers

Dressarte Paris – Styling Service

A stylist brings expertise, a fresh perspective, and tailored advice to help you refine your wardrobe and enhance how you present yourself. Exclusive 10% off styling service with code DRESSARTEGOOD10 (First order only. Sale items excluded.) (Ends: 28 OCT)

Checkout code: DRESSARTEGOOD10

Dressarte Paris – Design Packages

Design your dream clothes with Dressarte Paris. Exclusive 10% off design packages with code DRESSARTEGOOD10 (First order only. Sale items excluded.) (Ends: 28 OCT)

Checkout code: DRESSARTEGOOD10

Dressarte Paris makes custom clothes using luxurious, lower impact materials that often come from surplus sources.

Its products are made-to-order, and you can choose from existing sizes or enter your own measurements.

See the rating.

Shop Dressarte Paris.

Tripulse

Offers

Tripulse – Site-wide

Discover a collection of active essentials crafted from natural TENCEL™ fibers for a soft, weightless feel that moves with your body. Exclusive 15% off with code WellnessOctober15 (Ends: 28 OCT)

Checkout code: WellnessOctober15

Tripulse is a Swedish activewear brand on a mission to create high performing activewear that protects our planet and its people. The brand believes that fitness, both physical and mental, is the foundation for a good and healthy life and gives people the courage to live the life they dreamed of, become their best selves, make bold moves, and change the world for the better.

Find most items in sizes XS-6XL.

See the rating.

Editor's note

Feature image via Unsplash, other 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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