Yes, generally speaking, police sunglasses are polarized to protect your eyes. So you should not need to worry about it. Also, you should know that police sunglasses are a brand which is famous for its unique style. Striking qualities, passions, occupations and an extremely original sense of styles are the basic principles. They are made in Italy and have market all around the world. In my opinion, you can buy them on online shop, which can be as good as the real stores, but they are cheaper. Also, they will provide you many styles so that you can choose. The prices of police sunglasses vary from 100 dollars to 170 dollars. So you can just choose one pair you like.