... indigo knitting fabric. INDIGO YARN: a, 7s 100%cotton FOB SHANGHAI b,10s 100%cotton c,16s 100%cotton d,20s 100%cotton e,32s 100%cotton f, 40s 100%cotton g,40s/2 100%cotton ... h,32s/2 100%cotton i, 60s/2 100%cotton Our indigo yarns are 100%cotton ...