Rugged Maui Jim sunglasses feature light-weight frame materials blended with Maui Jim's patented PolarizedPlus® lenses to produce a durable sunglasses line cool enough for daily wear. Maui Jim was awarded the Seal of Recommendation from the American Skin Cancer Foundation for having the highest amount of UV Protection on the market. Maui Jim Kanaha Universal Fit-409N is a Semi-Rimless frame for Men and Women, which is made of Grilamid.Grilamid is a hypoallergenic thermoplastic. It is typically molded and is flexible, extremely durable, lightweight, and resists aging. It is 20% lighter than Zyl and can be made in a wide variety of colors. This model features a Rounded Edges shape, with a Single Bridge.The Maui Jim Kanaha Universal Fit-409N Sunglasses feature the following logo: Maui Jim logo on lensThese Sunglasses work well for people whose style is: Sporty, Cool/Trendy.Ideal for usage with: Fashion, Sports, Water Sports, Beach Volleyball, Everyday Driving, Water Skiing, Swimming, Fishing, Salt Water, Fresh Water.Maui Jim Kanaha Universal Fit-409N Sunglasses come with a cleaning cloth and protective carrying case.This product is made in Japan.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.