Aunt Lydia"s Bamboo Crochet Thread. Bamboo-a Renewable Resource: Bamboo is considered a renewable resource because it can reach a mature height of 75 feet in two months. Bamboo Facts: naturally anti-bacterial, odor resistant, breathable and cool, 3 times more absorbent than cotton and durable and strong with a silky hand. Its luxurious hand is perfect for shawls and wraps. Its rich colors, soft sheen and amazing drape make every project extra special. Available in Many colors. 100% Bamboo: size 10. 300yards/274 meters. Recommended crochet hook: 7 (1.5mm). Care: Machine wash gentle cycle warm water (maximum temperature: 104F/40C, no bleach, rinse well and promptly remove, roll in towel and block to dry.