Pellon Fuse-N-Shape Heavyweight Fabric Stabilizer White 15 x 36 Precut Package. 1 Pack. It has a heavy firmness and are resistant to distortion. It is fusible on both sides making it ideal for fabric bowls picture frames hats place mats and window treatment accents. The Pellon fusible interfacing is made of 100 percent acid-free polyester and it is machine washable for easy care. The two-sided fusible stabilizer fuses to most fabrics and is wonderful to use for purses personal accessories and home decorating projects.