PELLON: Heavy-Duty Wonder-Under. This paper-backed fusible web will turn any fabric into a fusible fabric and features twice the adhesive of Original Wonder-Under. It can be used on both thick and thin fabrics making it extremely versatile for use in apparel; quilting; crafts; and home decor projects. Fuse fabric to fabric; or to any porous surface such as wood or cardboard. It has no grain and can be cut and applied in any direction. Fabric will retain its natural hand and will not get inflexible or stiffen. Finished items can be machine washed and dried. This package contains 3 yards of 15-inch-wide Wonder-Under. 100% polyester. Made in USA.