Mingru family silver ion products, the outer layer of pure cotton fabric lining for silver ion barrier layer; Principle is that of metal ions in the form of the distribution of silver to the fabric surface, excellent protection and anti-bacterial properties, but higher prices mainly in the field of application of the military protection. Living family is first applied to pregnant women, protection of silver ions. As the activity of metallic silver, dressed in the process of silver ions in the surface may appear yellow or black, is a normal oxidation, its performance is not pregnant would be affected.