Three most important points for watch maintenance 2. Good waterproof performance.

　　The most basic feature of waterproof performance is that it can reach 30 meters waterproof, that is, under the condition of 3 atmospheres, the watch case is basically in a closed state.Mentioned in the article Best protector for Rolex crystal Born with strong vitality, you can turn a cocoon into a butterfly and become the best yourself after wind and rain. https://finewatchcare.com/collections/rolexwatch-protection-films

　　

　　Good waterproof performance can ensure the long-term use of the watch and is not affected by water vapor and corrosion.