Leupold Katmai Polarized Sunglasses - The Katmai is the choice for any adventurer. Lightweight, shatterproof, rugged, and exceptionally clear; they can be trusted to keep your eyes fresh and your vision true. These are performance eyewear designed to elevate the outdoor athlete. You're not here to enjoy the view. You're here to go higher, farther, and faster. You fill freezers and top podiums. You don't need sunglasses. You need gear that works just as hard as you do. In-Fused Polarization - Eliminate the glare, not the adrenaline. Leupold's In-Fused polarized technology uses an advanced manufacturing process that fuses the polarization film between two of the lens layers. This process provides permanent polarized protection that won't scratch or deteriorate over time, so you'll never have to worry about slowing down.; Shatterproof Lens - Made from ballistic-rated materials, all performance eyewear frames are ultralight, flexible, and maintain structure under stress; Guard-ion - Guard-ion Hydrophobic Coating sheds dirt and water for a clear, crisp image; Daylight Max provides UV protection for optimal performance in bright conditions; Diamond Coat is a hardened surface coating that reduces surface scratches; Rx Ready - Compatible with prescription lens requirements; No-slip Bridge - Provides all day comfort with no-slip, soft-touch rubber bridge pads;