Sustain by Kat

Sustain by Kat Company Information

Sustain by Kat is a sustainable clothing brand based in Los Angeles, California making basics from 100% natural and organic cotton and linen fibres, coloured with natural plant-based dyes including pomegranate, oak galls, rhubarb, myrobalan, madder root, fusticwood, logwood and indigo, entirely free from pesticides and toxic chemicals. They hold GOTS certification and are woman-owned.

shipping information

Shipping is not free at Sustain by Kat, with charges based on the actual carrier costs and typically between $3 and $10 for orders within the U.S. Dispatch of your Sustain by Kat pieces takes 1 to 4 business days as all orders are processed within this window.

Sustain by Kat offers international shipping worldwide, with international charges typically between $15 and $30.

All Sustain by Kat orders are processed within 1 to 4 business days.

Sustain by Kat Contact Information

Yes, these Sustain by Kat sustainability features have been manually verified

Is Sustain by Kat Ethical?

Sustain by Kat states its fibres are 100% natural and organic, with cotton that is 100% organic from the fabric to the labels to the thread, and linen that is 100% natural and organic made from flax plants. The Sustain by Kat range also includes plant-dyed silk pieces such as silk scrunchies, hair ties and an Organic Silk Eye Mask.

Sustain by Kat sources high quality organic fabrics and natural dyes that are all locally manufactured in Los Angeles, with the remaining collections locally made and naturally dyed by ethical companies in the U.S. The Ayurvedic collection from Sustain by Kat supports small, marginalised communities in India by helping provide fair wages and safe working conditions.

Rather than petroleum-based dyes, Sustain by Kat colours its natural fibres with plant-based natural dyes including pomegranate peels, oak galls, rhubarb, myrobalan, madder root, fusticwood, logwood and indigo leaf.

Who owns Sustain by Kat clothing?

Kat Quigley is the owner of Sustain by Kat.

What is Sustain by Kat location and ownership country?

Sustain by Kat are located in Massachusetts in United States.

Where are Sustain by Kat located?

Sustain by Kat are located in Massachusetts in United States.

Is Sustain by Kat woman owned?

Sustain by Kat clothing brand is a woman owned clothing brand.

Is Sustain by Kat Asian, Black, Latin / BIPOC owned??

Sustain by Kat clothing brand ownership is not identified as people of colour.

Are Sustain by Kat GOTS certified?

Sustain by Kat is not GOTS certified as a company, but uses GOTS certified organic cotton.

Are Sustain by Kat OEKO-TEX® certified?

Sustain by Kat clothing brand does not maintain OEKO-TEX® Standard 100 certification.

Are Sustain by Kat 1% for the planet?

Sustain by Kat clothing brand is not a member of 1% for the Planet.

Are Sustain by Kat Vegan?

Sustain by Kat clothing brand is a vegan clothing brand.

Do Sustain by Kat Have Certifications?

Sustain by Kat clothing brand does not have any other sustainability certifications.

Our Curated Collection Is Hand Picked & Strictly Vetted

These clothing brands go beyond standard sustainable fashion recommendations.

Every piece featured has been personally sourced, and evaluated for environmental integrity and skin safety.

By connecting with the makers, tracing the fibers, and witnessing ethical production practices firsthand, this collection upholds a standard of excellence. This curated edit represents trusted leaders in conscious clothing, shared to give you confidence that what touches your skin is as clean, natural, and non-toxic as what you put on it.

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What You Put On Your Body Is a Sacred Act

Clothing is intimate. It lives against our skin and moves with us through the world. Yet fast fashion has made it a source of harm, flooding the planet with pollution, toxic chemicals, and synthetic fibers that dishonor both people and Earth. Choose to dress with intention. Explore brands crafted with natural fibers, fair wages, and reverence for the body and the planet.

-15% off Eco Friendly Washing | Kind Laundry

You switched to plant-fibre clothing, now wash it in something just as clean. Kind Laundry’s plastic-free, plant-based strips skip the synthetic detergents and plastic jugs, and you get 15% off.

-12% Off Exclusive Discount On Sustainable Swimwear

Freedom Ecowear have given us a discount of -12% off to share with our website visitors. Use the link to claim your discount.

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Ethics You Can Trust

Every verified listing on our platform has undergone an in-person inspection. We personally capture high-definition photos and videos to ensure complete transparency and accuracy for your peace of mind.