Each ball weighs 150 grams and has 465 meters. This is a medium weight yarn and we recommend using size 4 - 6 (U.S.)/(3.5 – 4 mm) knitting needles and size C2 (U.S.)/(2.5 mm) crochet hook. Only one ball of yarn is required to make a shawl or scarf. To make a 4x4” tension square work 20 sts and 26 rows. Machine washable up to 30º using a wool cycle. Do not tumble dry.