Bronze sculptures are prized for their durability and timeless beauty, but over time, they can develop an undesirable rubbery patina due to oxidation and environmental factors. To preserve their original luster, follow these proven methods:

1. Regular Cleaning: Gently clean bronze sculptures with a soft cloth and mild soap to remove dust and pollutants that accelerate patina formation. Avoid abrasive materials that can scratch the surface.

2. Wax Coating: Apply a thin layer of microcrystalline wax every 6–12 months to create a protective barrier against moisture and air, which are primary causes of rubbery patina.

3. Control Humidity: Display sculptures in environments with stable humidity (ideally below 50%) to minimize oxidation. Use dehumidifiers in damp areas.

4. Avoid Direct Sunlight: Prolonged UV exposure can degrade the patina. Place sculptures away from windows or use UV-filtering glass for display cases.

5. Professional Restoration: For severe patina issues, consult a conservator to safely restore the sculpture without damaging its integrity.

By implementing these practices, you can maintain the aesthetic and structural quality of bronze sculptures for generations.