Pellon 911FF Fusible Featherweight is a fusible, non-woven interfacing for light to mid-weight 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.Details:WhiteAvailable in multiple sizesNon-wovenFeatherweightSewing machine safeAcid free100% polyesterFor use with light to midweight fabricsCare & Usage: Machine wash warm. Tumble dry low or dry clean.