About This Yarn The best-selling weight in our popular Hayfield Bonus family, this double knitting yarn is a versatile, affordable quality acrylic. With 100 colours across ten trend-led themes, Bonus DK offers the most up to date colours for fashionable womenswear, stylish hand knits and crochet projects for your home. This soft, easy to knit, easy-c are yarn is machine washable. What's it like to work with? Surprisingly soft for a great value acrylic, this yarn is a joy to work with. A great addition to your stash. What is it best for? Ideal for both knit and crochet, this versatile double knitting yarn is perfect for the whole family. With a standard DK tension, Hayfield Bonus DK can be used for any double knitting pattern for knit or crochet. Composition 100% Acrylic Tension: 22 stitches x 28 rows to 10 cm / 4 inches Yarn Length: 280 metres (306 yards) approx Washing Instructions: 40 Machine Wash / Wool Cycle Knitting Needle Size: 4mm (USA 6)Crochet Hook Size: 4mm (USA F/5)