Red Heart Boutique Midnight Yarn, Whisper Red heart boutique midnight yarn Made of 67-percent acrylic, 26-percent wool, 3-percent nylon and 4-percent metallic polyester material It is available for 6.5-mm knitting needle and 8-mm crochet hook Care instructions are machine wash, dry flat, do not bleach, do not iron and do not dry clean Available in whisper color; measures 153-yards length