Made of superwash 55% wool/45% organic cotton, it’s a worsted-weight yarn for everybody. Weight: 100 grams Approx: 160 yds / 146 m Needle Size: 7-9 US / 4.5-5.5 mm Gauge: 4-5 sts per inch For best results wash gently in cool water with mild soap. Tumble dry low until damp, block to shape. Treat it with love, it's your handiwork after all.