The Ray-Ban Flash Gradient Sunglasses can help introduce you to a world of visual clarity. The teardrop shape is one of the most unique and iconic models in the world, so you'll need the multi-layer mirror treatment to help deflect all the envious glances. The hybrid lens surface was constructed to reduce glare for optical comfort, keeping eye strain to a minimum and helping you adventure more! Reduces Glare, Increases Visual Clarity, Reduces Eye Strain, Best Use: Fashion, Lens Material: Polycarbonate, Frame Material: Metal Alloy, Photochromatic: Yes, Face Size: Medium, Nose Pads: Yes, Warranty: 1 Year, Lens Type: Mirrored, Model Year: 2019, Product ID: 577719, Frame Shape: Aviator, Model Number: RB3025 002/4J 58, GTIN: 8053672561425