The Costa Del Mar (R) W580 Fathom Blue Mirror sunglasses are co-injected, cold-molded frames that combine the perfect fit with the best polarized lenses on the planet to give you maximum comfort and vision. A true sportsman is always prepared, so always keep an extra pair on hand. Features: Hinge: Integral Lens Size: Large Frame Fit: Color Matte Black, Med Fit Lenses: Multi Patented Wave 580 Blue Mirror Glass Lens Patented vented temples (Patent D557324) California Proposition 65