DK yarn (also known as double knitting yarn or light worsted yarn), is a light weight yarn that works perfectly for a wide range of knitting and crocheting projects. DK weight yarn gives you all the warmth and benefits of worsted weight yarns, but without the bulk and it's ideal for warm cardigans, sweaters, scarves hats, mittens, and baby garments.
DK yarn is very versatile and comes in different colors, textures, and fiber contents. It usually comes packaged as a skein or hank.
Recommended Hooks, Needles & Gauge For DK Weight Yarn
The most common knitting and crochet needle sizes for DK yarn are US size 5 to 7, or 3.75-4.5 mm. And if we're talking about hooks, the most common hook sizes for crocheting are US sizes 7 to I/9, or 4.5-5.5 mm. As for gauge, you'll probably get 5.25–6 stitches per inch for knitting and 3–4.25 stitches per inch for crocheting.
Double Knitting (DK) Yarn CYC Category
DK weight yarns fall into the Craft Yarn Council’s 3/Light category. In Europe and Australia, you might see DK yarn labeled as 8-ply yarn.