Fairfield Structure one Sided fusible, 20" by 20 yd, White 90% Polyester/ 10% Rayon Made in US Studio size roll for big projects or frequent use; material comes neatly rolled on a sturdy tube with helpful instructions around the roll Creates a strong foundation for wallets, purses, wall-hangings and more; It also provides a solid and stable base for decorative stitches and embroidery; Add structure to button holes, waistbands and collars 1-sided medium weight fusible interfacing 90% polyester +10% rayon material with fusible coating