Straight Stitch vs Zigzag Stitch: Choose by Seam Job, Stretch, and Edge Behavior
Straight stitch vs zigzag stitch is not a fabric-label decision. Start by asking what the seam or edge must do: join layers without needing lateral movement, accommodate stretch, cover a raw edge, or hand the job off to a more specific technique such as a buttonhole. Straight stitch is the simpler choice when ordinary non-stretch