This Pellon Sew-In Lightweight Interfacing is sure to come in handy for your next sewing project. Specifically designed for light- to mid-weight fabrics, it is ideal for adding stability and structure to seam lines, collars and more. It can also be used as stabilizer for light machine- or hand-embroidery. To attach to fabric, simply sew in place then trim excess away. This fabric interfacing is best used on woven or knit fabrics.