Pellon880F Sof-Shape Fusible Fabric Interfacing. Color: White. Size: 20 x 25 Yds by the Bolt. 880F Sof-Shape® is a fusible nonwoven multi-purpose interfacing for light gentle support in suits sportswear and dresses. It will permanently hold a garment’s soft fluid lines and is therefore ideal for fabrics such as crepe challis gabardine lightweight wool and flannel. Sof-Shape® has no grain and can be cut in any direction.