Aunt Lydia's Bamboo Crochet Thread Size 10 is a size 10, 100% bamboo thread that has a silky hand. Bamboo is naturally anti-bacterial, odor resistant, is breathable and cool. This crochet thread is ideal for shawls and wraps and comes in beautiful colors. Knitting Gauge: 33-40s = 4in (10cm), Crochet Gauge: 32-42 (4in/10cm). Recommended Knitting Needles: US0-1 (2-2.25mm), Crochet Hook: B-1, 6, 7, 8 (1.6-2.25mm). 100% Bamboo. Size 10. 300yards (274 meters). Dyelotted. Machine wash gentle cycle, warm water, no bleach, rinse well and promtly remove, roll in towel and block to dry. 300yards (274m).