RED HEART irresistible yarn is Fast and easy to work with so it will quickly become your go-to yarn for quick knit and crochet projects. It is an extra thick size 7 jumbo worsted yarn Mae of 90percent acrylic fibers and 10percent wool to give you a durable and comfortable yarn. One ball is 29 yards, which is just enough to make a scarf or cowl. This yarn is great for fashion and home decoration projects. Size us 50 knitting needle and size us Q crochet hook recommended for most projects. Hand wash gently, lay flat to dry.