RED HEART super saver yarn is the "go-to" yarn for home decor, wearables, charity, and craft projects. It has no dye lot solids and great wash performance. It is made of 100percent acrylic size four medium worsted material. Solids measure 364 yards and prints measure 236 yards. We recommend a size us 8 knitting needle and a size us i-9 crochet hook. Machine wash warm; tumble dry on low. Do not bleach, do not iron. Super saver yarn is made in the USA.