These Sentry Injection Molded Sunglasses from Suncloud are stylishly designed sunglasses with a black frame and gray lenses, and a classic logo plaque detail. The lenses will protect your eyes form glare and UV rays, and the TR90 grilamid nylon frame is lightweight and flexible. PolarizationThrough advanced lens technology, Suncloud polarized lenses selectively filter horizontally reflected, visually interfering light waves known as 'glare'. The elimination of direct and ambient glare results in superior visual clarity, definition, color transmissions and optical comfort. Quality LensesAll Suncloud lenses are manufactured from optical grade Polycarbonate material with high grade polarizing film incorporated into the lens. The results are glare free viewing through a lightweight lens with high impact resistance for added protection. UV ProtectionSuncloud Polarized lenses are manufactured with filters to provide 100% protection from the sun's UVA/B/C rays. Injection Molded GrilamidEach Suncloud polarized lens is manufactured with optical grade Polycarbonate using an injection molding process to ensure exceptional clarity and associated optical properties. This process helps to create a rigid polarizing film carrier and eliminates distortion. | Suncloud Sentry Injection Molded Sunglasses Size 63mm in Black/Gray.