Lion Brand Silky Twist Yarn . Even the simplest stitches look remarkable in Silky Twist. Available in both solids and tweeds, this polyester. 5oz/140g. Gauge: knit: 9sc x 15r = 4in/10cm on size US11/8mm needles, crochet: 7sc x 9r = 4in/10cm on size P-15/10mm hook. Care: Hand wash, tumble dry, do not bleach, do not iron, dry cleanable. Made in USA.