Red Heart-With Love Yarn. This medium weight has an ultra-soft, premium acrylic yarn perfect for throws, garments and accessories! Perfect for all knit and crochet projects. Weight category: 4. Content Solids & Multi: 100% acrylic. Put-up Multi: 5oz/141g, 230yd/211m. Put-up Solids: 7oz/198g, 370yd/338m. Gauge: 16s x 22r = 4in/10cm on size US9/5. 5mm knitting needles, Suggested crochet hook size K10. 5/6. 5mm hook. Dyelotted: We try but are not always able to match dye lots. Care: machine wash, tumble dry, do not bleach, do not iron, dry clean with P solvents only. Made in USA.