There are many advantages to picking up a s circular needles. Connected at their bases by a length of plastic with 80 cm length . These needles allow you to knit in the round—meaning you can knit pieces without sewing any seams. And, because the fabric sits on the cord rather than on your wrists, you can rest projects in your lap to reduce strain. An alternative to double-pointed needles (though these are still best for knitting smaller pieces like gloves and socks). circular needles also don’t require you to juggle four or five needles.