Red Heart Super Saver Jumbo Yarn. This medium weight has been America's bestselling yarn for over seventy years! Perfect for all knit and crochet projects and offered in large 14 oz. solid skeins and 10 oz. multi and heather skeins. Weight category: 4. Content Solids Heather & Multi: 100% acrylic. Putup: Solids: 14oz/396g, 744yd/680m. Multi & Heather: 10oz/283g, 482yd/440m. Gauge: 17stx23r= 4in/10cm on size US8/5mm knitting needles. Suggested crochet hook size I9/5.5mm hook. Multi & Heather Dyelotted: We try but are not always able to match dyelots. Solids are not Dyelotted. Care: machine wash, tumble dry, do not bleach, do not iron, dry cleanable. Made in USA.