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. Putup Multi: 5oz/141g 230yd/211m. Putup 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 dyelots. Care: machine wash tumble dry do not bleach do not iron dry clean with P solvents only.