SPINRITE-Pipsqueak Big Ball Yarn. A soft, chunky weight yarn that knits and crochets up quickly. Featuring a fun range of shades, easy yarn care and is great for kids and babies. Weight category: 5. Content: 100% polyester. Putup: 8.8oz/250g, 300yd/274m. Gauge: 11stx16r = 4in/10cm on size US9/5.5mm knitting needles. Suggested crochet hook size I9/5.5mm. Dyelotted: we try but are not always able to match dyelots. Care: machine washable and dryable, do not bleach, do not iron, do not dry clean. Imported.