facing, the second was the flat collar) So let's talk ribbing. If you own a tee shirt then you have seen ribbing. Although knit fabric does not have to be finished since it won't unravel or anything it always looks much better if you finish the neckline. One of the easiest ways to do that is with ribbing. It still allows for plenty of stretch over the head and you can mix and match colors for design if you like. Rib Knit is a special type of knit that has lines running up and down it. (creating bumps like ribs) It has a lot of stretch to it.
bodice piece (already sewn at the shoulders) and pin the neck tube to the right side of the bodice around the neck. This is where you will match up the front middle, back middle and two side points with the shoulder seams.
So there you have it ribbing, nothing to be afraid of, since you are supposed to stretch it as you sew it is really easy to work with, and hard to screw up.
You can also follow the same steps with a much taller band to make a turtle neck and you can use regular knit to sub in for rib knit just always be sure it stretches enough to make it over the head.