BERNAT-Boa Yarn. This eye lash novelty yarn in fantastic shades for fantastic projects. Quick to knit and crochet into soft, lush fabric: perfect for scarves and accessories. Modern, fun, and irresistible. Weight category: 5. Made of 100% polyester. Putup: 3.5oz/100g, 129yd/118m. Gauge: 14st x 17r = 4in/10cm on size US9/5mm knitting needles. Recommended crochet hook size K10.5/6.5mm. Dyelotted: we try but are not always able to match dyelots. Care: hand wash, dry flat, do not bleach, do not iron, do not dry clean. Imported.