Pellon 881F Fabric Interfacing White 20 x 10 Yards by the Bolt - 1 Pack. It is a fusible non-woven fabric interfacing for detailed tailoring of medium to heavyweight fabrics. It offers a crisp silhouette and is excellent for gentle controlled shaping of suits and coats. It is designed for suit weight fabrics. It has both a lengthwise grain for stability and a crosswise stretch for flexible shaping.