Bosal Fusible Batting is perfect for adding loft and shape to quilting and craft projects. This heat-activated fusible batting is designed for use with woven and knits. No pre-shrinking is required, and it can be machine washed or dry cleaned (machine wash warm; tumble dry low; medium iron if needed. 100% Needle punched Polyester. 6. 75 oz. White. 45inches wide