Red Heart-Super Saver Yarn. This medium weight has been America s bestselling yarn for over seventy years! Perfect for all knit and crochet projects. Weight category: 4. Content Solids 100% acrylic. Putup Solids: 7oz/198g, 364yd/333m. Gauge: 17st x 23r = 4in/10cm on size US8/5mm knitting needles, Suggested crochet hook size I-9/5.5mm hook. Solids are not Dyelotted. Care: machine wash and dry, do not bleach, do not iron, dry cleanable. Made in USA. 2 skeins in package. Both skeins in package dye lotted in the same batch.