Prada brand was founded in 1931 in Milan, Italy.  The founder, Mario Prada, produced commodities such as clothing that are popular in the nobles, which were favored by members of royal families. Prada glasses series were enter into market in 1999, which aimed at the consumers whose age range from 25 to 30 and like top fashion. The fashionable Prada sunglasses are not just fashion glasses, but also have more functions. In brief, it is simple, innovative and comfortable.