24/7 Cotton is a worsted-weight, mercerized 100% natural fiber yarn. The mercerization process gives the yarn incredible color and sheen which will last through multiple wash cycles. Choose from a variety of 37 colors, which will be perfect for making fashion garments, home decor, bath and kitchen accessories, and items for babies and children. Each Ball Size: 100g / 3.5 oz, 170 meters / 186 yards Yarn Weight: 4 Medium Crochet Gauge (4in x 4in) 14 sc x 19 r on G-6 (4 mm). Knit Gauge (4in x 4in) 20 sts x 28 r on #6 (4 mm) Care Detail Machine wash. Initial water temperature should not exceed 40C or 105F. Any dry cleaning solvent other than trichloroethylene may be safely used. No bleach product may be used. A machine dryer may be regularly used at a maximum of Medium Heat setting. Regular ironing, steam or dry, may be performed at Medium setting (150C, 300F).