A product certified by ICEA (Institute for Ethical and Environmental Certification) following the GOTS (Global Organic Textile Standard) standard. Soft and flexible, BIO LANA can be used in many ways: for making clothing and accessories of all kinds, as well as for furnishings and small details that create homely atmosphere. Composition: 100% organic wool. Natural color without harmful substances. Each skein contains 50g. 100 m. Working with knitting needles 4.5mm and 5.5mm crochet. To knit a long-sleeved sweater in size 42 9 skeins are needed. Handwash.