Watch Spray is a product that safely and gently cleans dirt, body oils/salts and environmental impurities from the exterior of wristwatches. To be used on a routine basis, Watch Spray aids in keeping wristwatches clean and beautiful and preserves their condition. Unlike soap, Watch Spray does not cause film buildup from lye/oils. Watch Spray is safe for all metals and crystals, including stainless steel, titanium, gold, platinum, rhodium, as well as sapphire, acrylic, mineral, and lens with anti-reflective coatings. Easy to use and earth-friendly.