Well, there are many ways to spot the fake police sunglasses. For example, you can check the label, which can be written with the information about the manufacture. For police sunglasses, as they are made in Italy, it should be written with the words "made in Italy ". And, also you can check the warranty, and see if they are authentic. In addition, the prices of police sunglasses vary from 100 dollars to 170 dollars, if the price is too cheap, so it can not be police sunglasses. Besides, you should know that police sunglasses are a famous brand which is well known by its striking qualities, passions, occupations and an extremely original sense of styles. So you should not miss them.