For consumers For business
Person in a red jacket
26 Mar
Person in a red jacket

More Sustainable Fashion Brand Offers This March 2026

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

Rated: Good

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 15% off with code SF-GY15 (Sale items excluded.) (Ends: 28 MAR)

Checkout code: SF-GY15
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 15% off with code SF-GY15 (Sale items excluded.) (Ends: 28 MAR)

Checkout code: SF-GY15
Shop now

SeamsFriendly – Jumpsuits and Rompers for Women

Jumpsuits are impossible to fit off the rack. Tell us your measurements. SeamsFriendly will make one that actually fits your body. Finally. Exclusive 15% off with code SF-GY15 (Sale items excluded.)   (Ends: 28 MAR)

Checkout code: SF-GY15
Shop now

SeamsFriendly – Infinitely Customizable Clothing for Women

You choose the neckline, sleeves, and length. SeamsFriendly handcrafts it to your exact measurements in natural fabrics. No inventory. Made only when you order. Exclusive 15% off with code SF-GY15 (Sale items excluded.) (Ends: 28 MAR)

Checkout code: SF-GY15
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.

POPLINEN

Rated: Great
Three people wearing lower-impact loungewear by POPLINEN.

Offers

POPLINEN – Site-wide (US, CA, EU)

Celebrate International Women’s Month with 15% off plant-based essentials. Exclusive 15% off with code POPLINENIWM15 (First order only. Only available in the US, Canada, and the EU.) (Ends: 31 MAR)

Checkout code: POPLINENIWM15
Shop now

POPLINEN is an LA brand that specialises in more sustainably made basics using plant-based materials.

Find items in sizes XS-L.

See the rating.

Shop POPLINEN.

Plant Faced Clothing

Rated: Good

Offers

Plant Faced Clothing – New Spring Collection

All new, more sustainable vegan streetwear spring drop – hoodies, tees, and hats – in 6 new designs. Exclusive 15% off with code PF-GY15 (Ends: 31 MAR)

Checkout code: PF-GY15
Shop now

Streetwear without the sweatshops, that’s the motto of this British 100% vegan and cruelty-free streetwear apparel brand that is all about promoting a new wave of consciousness that supports the non-harming or exploitation of any beings in fashion production.

Buy Plant Faced Clothing in sizes XS-2XL.

See the rating.

Shop Plant Faced Clothing.

Shop Plant Faced Clothing @ Shop Like You Give a Damn.

Oobi

Rated: Good

Offers

Oobi – Easter Collection

Discover adorable and comfortable Easter dresses for girls at Oobi featuring playful prints, soft breathable fabrics and stylish outfits. Exclusive 10% off Easter Collection with code OOBIEASTER10 (Ends: 2 APR)

Checkout code: OOBIEASTER10
Shop now

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.

See the rating.

Shop Oobi.

Shop Oobi pre loved @ Retykle.

ZEROBARRACENTO

Rated: Good

Offers

ZEROBARRACENTO – Site-wide

Zero-waste outerwear pieces, outsider of gender, and time. Kimono inspired timeless gardenia. Made with responsible fibres. Exclusive 40% off with code 40XGOODONYOU (Ends: 20 APR)

Checkout code: 40XGOODONYOU
Shop now

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.

See the rating.

Shop ZEROBARRACENTO.

No Nasties

Rated: Great

Offers

No Nasties – Sleepwear

100% organic cotton sleepwear. Because what you wear to bed will be the softest, safest, organic cotton – getting you a good night’s sleep. Exclusive 10% off with code NONASTIES10 (Ends: 24 APR)

Checkout code: NONASTIES10
Shop now

No Nasties – Sunday

Hello, Sunday uniform. Light as air organic muslin made for brunch and beyond, perfect for summer. Exclusive 10% off with code NONASTIES10 (Ends: 23 APR)

Checkout code: NONASTIES10
Shop now

No Nasties – Organic Travel Essentials

Organic cotton layers for no polyester days. 100% organic cotton, always. Exclusive 10% off with code NONASTIES10 (Ends: 15 APR)

Checkout code: NONASTIES10
Shop now

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.

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.

Ethical brand ratings. There’s an app for that.

Wear the change you want to see. Download our app to discover ethical brands and see how your favourites measure up.