✨ Unleash Your Creativity with Smooth-On! Follow guidelines for best practices. Tested to ensure optimal results every time. Say goodbye to stubborn molds! Works with wood, silicone, plastic, and rubber. Spray-on convenience for hassle-free use. Extends mold life Prevents adhesion & enhances release Formulated for URETHANE & POLYURETHANE Smooth-On Universal™ Mold Release Spray is a specialized aerosol designed for mold making and casting with urethane rubbers and polyurethane plastics. This clear spray prevents adhesion, ensuring easy release from models while extending the life of your mold rubber. Ideal for professionals and DIY enthusiasts alike, it’s a must-have for any mold-making project.