CKJ24201S. Frame material: metal. Caliber: 56 mm. Lens material: Polycarbonate (PC). UV protection: UVA / UVB. Gold colourway: lens colour Solid Blue, sun filter category 3, high level of glare reduction and high level of UV protection. Cherry colourway: lens colour Solid Muave, sun filter category 3, high level of glare reduction and high level of UV protection. Black colourway: lens colour Solid Smoke, sun filter category 3, high level of glare reduction and high level of UV protection. Sunglasses come with a protective carrying case. Colour: black