The Costa Piper Polarized Sunglasses Inspire Legendary Adventure With A Medium Aviator Style. Made With The Lightest And Strongest Titanium And Beta-Titanium Metal Material Combination In The Industry. Finished With Comfortable Hydrolite® Nosepads And Temple Sleeves To Prevent Slippage, The Costa Piper Is Sure To Improve Your Landings In The Bush Or On The Water. Features: Premium Polarized 580 Lenses: - Filtering Reflective Glare Is Essential For Anyone On The Water Or Outdoors. We Sell Only Polarized Sunglasses. 100% Uv Protection: - Your Costas Absorb 100% Of Uv Light, Providing You The Best In Light Management And Protection. Adjustable Nose Pads: - Fully-Adjustable, Nonslip Nose Pads Were Designed To Further Customize Your Fit And Help Reduce Fogging. Scratch Resistant And Durable: - The C-Wall Coating Provides Extra Scratch-Resistance And A Barrier That Repels Water, Oil And Sweat For Easy Cleaning. Specifications: - Lens Material: Polarized Glass (580g) - Frame Fit: Regular - Nosepad Adjustable: Yes - Lens Curve: Base 6 Technology: Green Mirror: - Enhanced Vision And Contrast For Fishing Inshore And On Flats. - Copper Base - 10% Light Transmission Optimal Usage: - Sight Fishing In Full Sun - High Contrast Costa 580® Lenses: - Costa 580® Lenses Were Designed By In-House Light Spectrum Experts To Enhance Colors Because Standard Sunglass Lenses Fell Short. Superior Clarity & Scratch-Resistance: - Glass Provides The Best Clarity In Material - Encapsulated Mirrors (Between Layers Of Glass) Are Scratch-Proof - 20% Thinner And 22% Lighter Than Average Polarized Glass Lightweight, Impact-Resistant: - Polycarbonate & Are Your Lightest And Most Durable Lens Material Options - C-Wall® Is A Molecular Bond Which Is Scratch-Resistant