Cascade 220 Superwash DK Yarn - Really Red 809. A classic bestseller, year after year. 100% Superwash wool, great for every knit and crochet project! DK Weight at 5 sts (US#7) to 5.5 sts (US#6) per inch. Or a 4.5mm-5mm crochet hook. 220 Yards, 100 grams. Machine Wash Warm,Tumble Dry Normal, No Bleach.