Softyak DK is a blend of cotton, yak and nylon which makes this yarn soft (due to the yak), durable (due to the cotton) and flexible (due to the nylon). The chain ply gives this yarn excellent stitch definition. And its machine washable! Softyak DK is a perfect trans-seasonal yarn. Fiber: 76% Cotton, 15% Yak, 9% NylonYardage & weight: 148 yards (50 grams)Gauge: 5.5 stitches = 1 inchCare: Machine wash cold, lay flat to dry.Country of origin: Italy