Silica gel protects your products from humidity and moisture it Dries, avoids dampness & resists rust, corrosion, oxidation, De- colorization, tarnish and damp proof. In addition it protects from mildew, fungus, mold, staining and cracking. . It has been widely used in ocean shipping containers with obvious effect to resist dampness in order to save goods because of high humidity in the process of ocean shipping