0021 is recommended for work wear in conjunction with industrial laundry using tunnel finish drying process. Meets the demands of DIN EIN ISO 105 P01, colour fastness of dyeings to dry heat, 180º 30 sec.
For the standard black Isacord thread, use 0020 instead.
0021 is recommended for work wear in conjunction with industrial laundry using tunnel finish drying process. Meets the demands of DIN EIN ISO 105 P01, colour fastness of dyeings to dry heat, 180º 30 sec.
For the standard black Isacord thread, use 0020 instead.