Hugo Boss Black Boss 0830/S is a Full Rim frame for Men, which is made of Optyl Plastic.Optyl is a thermosetted plastic material, which is not only hypoallergenic but is also treated to a special surface coating which makes it resistant to sweat and cosmetics. This model features a Rectangular/Square shape, with a Single Bridge.These Sunglasses work well for people whose style is: Classic.Ideal for usage with: Fashion.Hugo Boss Black Boss 0830/S Sunglasses come with a cleaning cloth and protective carrying case.These sunglasses are available with polarized lenses on certain colors. Polarized lenses have a filter within the lens that blocks the wavelengths of light that cause glare. They can greatly enhance contrast and allow for greater depth of vision, especially in water. They are ideal for any situation where glare reduction is necessary, like driving or playing sports.