Use of Commercial Products Several new commercial products have recently been developed to use as seam finishes. These include pre-cut fabrics and liquid seam finish products. Always test a new product to see how well it works. It should be easy to apply, control raveling, and withstand several test launderings. Neat, even stitches.
Seam allowance is even in width.
Smooth, without puckers. Does not add unnecessary bulk to the garment. Does not show obviously on the outside of the garment. Neatly applied to the garment. Appropriate to the fabric and intended use of the garment.