Millions of people across the globe use sunglasses due to its various advantages. Sunglasses help protects our eyes from ultraviolet rays since these rays can cause damages to the cornea as well as the retina. It also helps protect our eyes from powerful light. Good sunglasses with polarization guard our eyes from glare. Some people think them as fashion things whereas there are others who think sunglasses as helpful sun-protection for eyes. Many people use Polaroid contact lens sunglasses which help protect the eyes from the harmful sunshine. Aviator style shares are famous as it helps prevents robust sunlight through inside your face. Polarized sunglasses are used for driving as it helps reduce the glare that comes off the hood of the car or the surface of a road. These polarized sunglasses are used by light-sensitive people such as post-cataract surgery patients. Nowadays the sunglasses are used not only for protective purpose but the youngsters use it as a fashion accessory.