Leupold Katmai Performance Sun Glasses Polarized Sunglasses 30317-179097 The Katmai was designed for the true adventurer that faces the largest obstacles. Created with a lightweight design, shatterproof, rugged, and crystal clear lense to keep you keen on every task. //////Rx Ready : Compatible with prescription lens requirements. Contact your local eye-care professional for more details on cost and installation of prescription lens. Features No-slip Bridge : Provides all day comfort with no-slip, soft-touch rubber bridge pads. In-Fused Polarized Lenses : Eliminates glare and keeps your eyes fresh on the water and in the field. Guard-ion Hydrophobic Coating : Sheds dirt and water for a clear, crisp image. Diamondcoat Scratch Resistance : Reduces surface scratches with a hardened surface coating. Leupold Katmai Performance Sun Glasses Polarized Sunglasses