Pellon 911 Fusible Featherweight is a fusible, nonwoven interfacing for light to midweight fabrics. It is best for use with wovens and knits such as challis, chambray, jersey, broadcloth and linen. Fusing is not recommended for triacetate, lace, seersucker or rainwear. - 90% Polyester/10% Rayon - Use with light to midweight fabrics - Sewing machine safe - Machine wash warm. Tumble dry low or dry clean Please note: This product is sold in 1 yard increments.