Virtually Indestructible, Cost´s Harpoon Sunglasses Are The Best Fishing Sunglasses For Those Who Find Their Adventure In The Most Hardcore Moments. Boasting Polarized, 100% Uv Protection Lens With Optional Mirrored Lenses, These Nylon Costa Men´s Angler Sunglasses Are At Home On-Deck And In The Elements.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.Scratch Resistant And Durable:- The C-Wall Coating Provides Extra Scratch-Resistance And A Barrier That Repels Water, Oil And Sweat For Easy Cleaning.Fit: Narrow:- A Small Lens Front For Those Who Prefer To Cover A Smaller Portion Of The Face.Nose Bridge: High Bridge Fit:- Offers A More Secure And Comfortable Fit For Those With A High Nose Bridge And Lower Cheekbones. A Good Choice If The Bridge Of Your Nose Is Above The Level Of Your Pupils.Specifications:- Lens Material: Polarized Glass (580g)- Frame Fit: Narrow- Lens Curve: Base 8 DecenteredTechnology:Blue Mirror:- Best For Bright, Full-Sun Situations On The Open Water And Offshore.- Gray Base:- 10% Light TransmissionOptimal Usage:- Boating And Fishing In Deep Water- Open Reflective Water- Harsh SunCosta 580® Lenses:- Costa 580® Lenses Were Designed By In-House Light Spectrum Experts To Enhance Colors Because Standard Sunglass Lenses Fell Short.The Lens´ Multipatented Technolog Ymanages Light By:- Absorbing Harmful High-Energy Blue Light (Hev)- Enhancing Reds, Greens, And Blues- Filtering Out Harsh Yellow580® Lightwave Glass: - 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 Glass580® Lightwave Polycarbonate:- Lightweight, Impact-Resistant- Polycarbonate & Are Your Lightest And Most Durable Lens Material Options- C-Wall® Is A Molecular Bond Which Is Scratch-Resistant