CK24502S. Frame material: acetate. Caliber: 55 mm. Lens material: Nylon. UV protection: UVA / UVB. Taupe colourway: lens colour Solid Brown, sun filter category 3, high level of glare reduction and high level of UV protection. Slate Grey colourway: lens colour Solid Grey, sun filter category 3, high level of glare reduction and high level of UV protection. Sunglasses come with a protective carrying case. Colour: black