Available in 50 g balls with a length of 100 m each. We recommend knitting needles with a size of 6.5-7 mm or Crochet hooks size 8-9 mm. For a long-sleeved women's sweater size 40, 6 balls are needed. Stitch sample: 10x10cm = 12 stitches x 18 rows. Machine washable up to 30°C on the wool program. Not suitable for the dryer.