Tosh DK is a beautifully hand-dyed 100% superwash merino wood of DK weight. Each skein is 225 yds. and knits to 20-22 sts. on US 6 or 7. Crochets to 12 - 17 sts. per four inches on a USI9 hook. Machine wash in cold water/gentle cycle/air dry flat. Dyed by hand in Texas from wool ethically grown in Peru.