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.

拥有 Grüner Knopf 的缝制产品符合该框架严格的环境和社会责任标准。这一前瞻性计划旨在提高消费者对服装供应链可持续发展承诺的信心。截至 2021 年， Grüner Knopf 认可 WRAP 审核 以满足其与产品相关的社会责任要求。