Cotton Cashmere wool by Katia is a special thin thread of the range Concept by Katia. Composition 100% natural ideal for sensitive skin, for babies, children and adults. Composed of 90% cotton and 10% cashmere. Each ball contains 50g and 155mm. Working with needles 2.5 - 3.5 mm or crochet 2 - 2.5 mm. You will need 7 skeins for a sweater size 42 in short sleeves. It can be machine washed up to 30 ° C. You can board up to 110 ° C.