60% bamboo, 40% cotton 3.5oz/100g 250m / 273yds #3 light weight Machine wash-warm, dry flat Crochet gauge: 16 sc x 18 rows = 4" (10cm), US Size G-6 (4mm) Knit gauge: 21 sts x 27 rows = 4", US Size 5 (3.75mm) With soft bamboo fiber mixed with cotton, Bamboo Fair has a subtle sheen and silky softness that will make you want to wear it year-around. Ideal for warm-weather projects, Bamboo Fair is the perfect accompaniment for your next trip to the beach, summer picnic, or to wrap up the newest addition to your family.