Techniques

A buttonhole formed by a dense zigzag stitch worked around a slit, either with a buttonhole foot or an automatic buttonhole function.

A hem finished by turning the raw edge up once or twice and securing it with a straight line of machine stitching visible on the right side.

A short, straight standing collar that encircles the neck without folding over, named for its resemblance to Chinese formal dress.

A seam that imitates the appearance of a flat-felled seam by pressing both allowances to one side and topstitching them, without actually wrapping the raw edge.