Old Masters Gloss Interior Oil Base Polyurethane, 1 Quart is a high-quality oil-based polyurethane designed to protect and enhance the beauty of wood, metal, and fiberglass surfaces. This gloss finish is for use on both unfinished wood and previously finished surfaces that have been properly prepared, providing a durable and attractive coating that preserves the natural look of your materials. Its superior formulation ensures long-lasting protection and a smooth, glossy finish that enhances interior projects. Model Number: