Grüner Knopf, founded in September 2019, is a certification label established by the German federal government designed to promote enhanced environmental and social due diligence in the apparel supply chain.

A sewn goods product that possesses a Grüner Knopf has met the framework’s rigorous environmental and social responsibility standards. This forward-facing program is designed to improve consumer confidence in the apparel supply chain’s commitment to sustainability. As of 2021, Grüner Knopf recognizes WRAP audits to fulfill its product-related social compliance requirements.