The market and styles of sunglasses are driven by popular fashion and the world of the biz. In fact, once some well-known person is used, it is certain that the style will be the best seller for the season. But as with all copies of fashion items everywhere inflow. Some of the copies are so close to the right thing that only one eye is interested or trained the difference. The specialists in the eye are very much in the quality of providing protection and not as much as the aesthetics of the piece, although it does not count.  Most of the eyes specialists agree that cheap copies of the pavement or the service station offer very little or no protection, which is more often than not. Most of these copies are only cosmetic pieces. They insist that sunglasses should be provided by an eye specialist and must be suitable for user activity. Sunglasses offer different kinds of protection depending on the environment so you can have sunglasses for snow lovers, for the beach to manage and even for outdoor sports. However, most people will need a basic pair for management and general use.  There are some important features to find some that are used daily. The main work of a few sunglasses is to protect the eyes of sun damage is that it is not the reason why we call their sunglasses anyway. UV rays are blamed by certain eye problems such as cataracts and even blindness. The most important thing you need to look for in a few sunglasses is the kind of protection offered against UV rays. A good torque should block as many of UV rays as possible; The level is represented as a percentage in sunglasses.  Some brands confirm 100% of these rays. Another eye hazard is brilliant of the reflective light of snow or water or open floor. Sunglasses with polarized lenses provide protection against reflected gloss and make outdoor and driving activities more comfortable. For people who need glasses to improve sunglasses with vision prescription, an option is available to them, otherwise they can buy regular sunglasses and use it with contact lenses, but not everyone can use contact lenses due to certain eye conditions as irregular students or glaucoma . The style of a couple can be important, but your protection skills are more important.  Decide which activity you perform more frequently and get some.