Pellon Interfacing meets all your special needs for tailoring and basic apparel. Bi Stretch Lite Fusible 20"x 25yd White- Fusible Woven with 2-way stretch Interfacing. The base fabric is 30% Polyester and 70% Nylon, and the adhesive is 100% Polyester: It is a very sheer, silky interfacing that creates a very luxurious handle. It will softly support blouses, dresses, and lightweight suit fabrics. Fuses easily to hard to fuse fabrics such as rayon and acetate. Machine wash-delicate-cold/warm, tumble dry low, warm wool setting. Or dry clean.