Red Heart Comfort Chunky Yarn. A traditional chunky weight yarn with a wonderful color range that can be used for apparel and home decor. Weight category: 5. Content: 100% Acrylic. Put-up: 12.7oz/360g 448yds/410m. Gauge: Knit: 14st x 20r = 4in/10cm on size US10/6mm needles. Crochet: 11sc x 12r = 4in/10com on size K10.5/6.5mm hook. No dyelot solids. Care: Machine wash tumble dry do not bleach do not iron dry Cleanable.