Wear the Costa Ocean Ridge 320 eyeglasses and enjoy exceptional performance and impeccable style. Subtle angles and curves update the classic rectangular profile, offering an unusual yet flattering silhouette. The lightweight and hypoallergenic bio-resin acetate frames offer superior comfort. Bio-resin is a durable material that stands up to years of wear and retains its form no matter how warm the temperature. Grippy Hydrolite components ensure the glasses won't slip, and an undersea topographical texture on the inside of the temple tips adds a touch of interest for your eyes only.