Polyurethane Foam Softener: Enhancing Drape and Flexibility in Apparel Foam Applications Introduction Polyurethane (PU) foam is a versatile material widely used in the apparel industry for its cushioning, insulation, and shape-retention properties. However, its inherent stiffness can sometimes limit its application, particularly in garments requiring enhanced drape and flexibility. To overcome this limitation, specialized polyurethane...