Best-selling Hayfield Bonus DK by Sirdar is a great value, premium quality acrylic yarn available in 100 colours across ten trend-led themes. Trust Hayfield Bonus for versatile, reliable, affordable quality yarn in the most up to date colours for knit and crochet, from soft pastels to vibrant neons. This soft, easy to knit, easy-care yarn is ideal for all kinds of projects, from fashionable womenswear to stylish crochet projects for your home. Hayfield Bonus DK can be used for any double knitting patterns for knit or crochet. 100% acrylic. Machine washable at 40 degrees/ wool cycle. Do not bleach, do not iron.