King Cole Luxury Merino DK is a beautifully soft 100% merino superwash yarn. Superwash means the merino fibres have been specially treated to make the yarn machine washable. With 140 metres per 50g ball, there is a generous amount of yarn to knit any of the fabulous DK patterns that go with the yarn in a wide variety of shades. 100% Superwash Merino 140m/153yds per 50g ball 4.0 mm (US 6, UK 8) 22 Sts x 28 rows in 10cm King Cole Luxury Merino DK is a beautifully soft 100% merino superwash yarn. Superwash means the merino fibres have been specially treated to make the yarn machine washable. With 140 metres per 50g ball, there is a generous amount of yarn to knit any of the fabulous DK patterns that go with the yarn in a wide variety of shades.