The global standard is issued by the International Association for Research and Testing in the Field of Textile Ecology (Oeko-Tex) with headquarters in Zurich (Switzerland). It currently includes 15 neutral test and research institutes in Europe and Japan with contact offices in over 60 countries around the world. The internationally standardised criteria catalogue for testing for harmful substances is regularly modified and expanded. The OEKO-TEX® Standard 100 is an independent testing and certification system for textile raw materials, intermediate and end products at all stages of production. Examples for items eligible for certification: Raw and dyed/finished yarns, raw and dyed/finished fabrics and knits, ready-made articles (all types of clothing, domestic and household textiles, bed linen, terry cloth items, textile toys and more).