Pellon Shape-Flex Woven Interfacing 15"X2yd. An all purpose, woven, fusible interfacing. It provides crisp support for collars, cuffs, yokes, pockets, facings and other detail areas of a garment. It can also add body and permanent stability when used as a backing for needlework and punch embroidery. Shape-Flex™ is intended for light to medium woven and knit fabrics, including oxford cloth, chambray, gingham, madras, tattersall, pincord, flannel and polyester/cotton blends. 100% cotton.