Jedi Katia, a acrylic satin ribbon with a very light touch. Washable up to 30 degrees and can be low iron.Composition: 100% Acrylic.Knitting with knitting needles of 5- crochet 5.5 or 4.6 mm.Each skein has 100 gr and 190 m, with 4 skeins can knit a sweater short sleeve T42.