T-shirts are a great way to promote your company or spread awareness about an idea you’re passionate about. While there are a lot of companies out there that make t-shirts, not many of them are sustainable or ethical. That’s where we come in.
Are you looking to order t-shirts for your business, club, or organization that align with your values? We’ve done the hard work and thoroughly researched four brands that make custom t-shirts that not only look great but that you can also wear proudly.
4 Eco-Stylist Certified Brands for Sustainable Blanks and Custom Organic T-Shirts
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1) Known Supply – Fair Trade Organic Merch
KNOWN SUPPLY is working to reimagine apparel production in a way that honors and celebrates the people who make clothes. Each piece of clothing is Fair Trade certified and hand signed by the maker.
KNOWN SUPPLY is committed to sustainability and uses organic pima cotton as their main fabric. They recently expanded to offer custom t-shirts and they’re excited to partner with anyone who is as they say “here to make the world a better place.”
Takeaway: If you buy t-shirts from KNOWN SUPPLY, you know that you and your organization are not only being more eco-friendly, but that you’re also taking a stand for fair wages.
Bonus: KNOWN SUPPLY makes more than just custom tees. Learn about their hats and other merch here.
2) GOEX – Printed Custom Sustainable Shirts
Whether you’re looking for blank t-shirts or custom apparel, Kansas City based brand GOEX is a good place to look. If you buy from GOEX, you’ll be supporting workers in Haiti and Kansas City.
Fair pay is important to GOEX and anyone who works for them makes, on average, enough to support a family of six. GOEX is also one of the few companies to pass the Fair Trade Federation’s (FTF) rigorous screening and their blog details how they’re following the FTF’s nine principles.
Most GOEX t-shirts are made with eco-triblend, a fabric made up of cotton, recycled polyester, and rayon. GOEX repurposes approximately five plastic water bottles to make each shirt.
Takeaway: If you buy t-shirts from GOEX you’re helping workers in Haiti and Kansas City earn a livable wage, all while keeping production close to the US to minimize shipping.
3) Teemill – Custom Organic T-Shirts
If you want to make and sell sustainable T-Shirts online, all with one easy solution, then Teemill is a great choice. Making t-shirts and selling them online through Teemill is not only easy, but also free so all you have to worry about are the profits.
Teemill uses GOTS organic cotton to make their shirts and you can trust they’re ethically made because they have SA8000 certification. Bonus: their factories are powered with renewable energy.
Takeaway: If you want to make t-shirts and sell them online, Teemill will help you every step of the way.
Bonus: check out the t-shirts we designed on Teemill – you can even order one to sample the quality of their work!
4) Everywhere Apparel – Sustainable T Shirts Wholesale
If you’re looking for sustainable blank T-shirts for printing or embroidery, Everywhere Apparel is a strong option. The brand specializes in wholesale blank apparel designed for customization by organizations, brands, and print shops.
Everywhere Apparel’s T-shirts are made primarily with recycled cotton, helping divert textile waste from landfills and reduce the need for virgin fibers. Some styles also incorporate recycled polyester, while others are made entirely from recycled cotton. The brand emphasizes circular design, including garments intended to be recycled at the end of their life.
With a focus on recycled materials and scalable wholesale options, Everywhere Apparel is well suited for organizations seeking customizable T-shirts with a lower environmental footprint.
Takeaway: Everywhere Apparel is a good place to source wholesale blank T-shirts made with recycled materials and a circular design approach, making it a reliable alternative for sustainable custom apparel.
Got More Questions About How to Order Custom Sustainable Shirts?
If you’re not sure which brand to choose or you’re looking for something else we can help. Many of our certified brands offer bulk orders for whatever sustainable merch you need: t-shirts, hoodies, hats, and more.
Just complete this short form and we’ll connect you to a brand that’s a good fit.
We hope this list helps you find a sustainable source for your business, club, or organization t-shirts. Got ethical apparel questions? Hit us in the comments.
*Cover image featuring Known Supply.
Editor’s Note: This article was updated and republished on January 18, 2026, to reflect current options for ordering custom sustainable T-shirts. Brand listings were reviewed and updated to ensure accuracy, availability, and alignment with Eco-Stylist’s ethical and sustainability standards.
Roxanna Barbulescu is a content writer at Eco-Stylist. She studies English and Creative Writing, and Health and Human Physiology at the University of Iowa. Roxanna also enjoys drawing, biking, and writing short stories.
