To clean and maintain a piece of black fiberglass tape, first, remove any loose dirt or debris with a soft brush. Avoid using abrasive materials that could scratch the surface. For stubborn dirt, use a mild soap solution and a soft cloth to gently clean the tape. Rinse thoroughly with clean water and allow it to dry completely. To prevent dirt buildup, regularly wipe the tape with a dry cloth. Store the tape in a cool, dry place away from direct sunlight to prevent fading and degradation. Avoid using harsh chemicals or solvents as they can damage the tape. Regular inspection for any signs of wear or damage is also recommended to ensure the tape remains in good condition.