Greener Closet

Thinx

Last analyzed: 2/13/2026

View products from Thinx
Overall score
37/100

Summary

Thinx demonstrates some commitment to sustainability through the use of organic materials and certain certifications. However, the brand lacks transparency in several key areas, including supply chain practices, environmental impact, and labor conditions. Notably, past findings of PFAS in their products raise concerns about product safety and chemical management. To improve its sustainability profile, Thinx should enhance transparency, implement comprehensive environmental and social responsibility initiatives, and provide verifiable data on its progress.

Categories

10 total

Certifications and Standards
5/10

Thinx holds certifications like OEKO-TEX® and GOTS for its products, indicating adherence to certain safety and organic standards. Nonetheless, the effectiveness of these certifications has been questioned due to past findings of PFAS in their products.

Sustainable Material Sourcing
5/10

Thinx uses some lower-impact materials, including organic cotton, in its products. However, there is limited evidence of a comprehensive sustainable material sourcing strategy beyond these materials.

Animal Welfare and Cruelty-Free
5/10

Thinx's products are generally free of animal-derived materials, but the brand does not provide explicit policies or certifications regarding animal welfare.

Transparency and Traceability
4/10

Thinx provides some information about its product safety standards and certifications, such as OEKO-TEX® and GOTS. However, the brand lacks comprehensive public disclosure regarding its supply chain practices and environmental impact assessments.

Waste Reduction and Sustainable Packaging
4/10

Thinx uses Forest Stewardship Council (FSC) certified packaging, indicating some commitment to sustainable packaging. However, there is limited information on broader waste reduction initiatives.

Circularity and Product Longevity
4/10

Thinx's products are designed to be reusable, promoting product longevity. However, there is limited information on initiatives related to product take-back, recycling, or end-of-life management.

Water Conservation and Pollution Control
3/10

There is no substantial evidence that Thinx is taking meaningful action to reduce water use or control pollution in its manufacturing processes.

Ethical Labor Practices and Fair Wages
3/10

Thinx sources its final stage of production from countries with extreme risk of labor abuse and lacks evidence of ensuring living wages in its supply chain.

Energy Efficiency and Renewable Energy
2/10

Thinx does not publicly disclose information regarding its energy efficiency measures or use of renewable energy in its operations.

Overall Carbon Footprint and Emissions
2/10

Thinx has not provided public data on its overall carbon footprint or specific initiatives aimed at reducing greenhouse gas emissions.