Remor´s Are Named After A Small Fish That Hitchhikes On Some Of The Most Voracious Sharks In The Ocean. Costa’S Remora Sunglasses Are A Medium-Sized, Lightweight Frame With A Hydrolite® Grip That Won’T Slip. Integral Pin Hinge Provides Assisted Action When Opening And Closing The Temple; And Polarized 580 Lenses To Clearly See What’S Out There. 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: Regular: - A Medium Lens Front Designed For Those Who Prefer To Cover An Average 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 Polycarbonate (580p) - Frame Fit: Regular - Lens Curve: Base 6 Technology: Blue Mirror: - Best For Bright, Full-Sun Situations On The Open Water And Offshore. - Gray Base - 10% Light Transmission Optimal Usage: - Boating And Fishing In Deep Water - Open Reflective Water - Harsh Sun Costa 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 Technology Manages Light By: - Absorbing Harmful High-Energy Blue Light (Hev) - Enhancing Reds, Greens, And Blues - Filtering Out Harsh Yellow 580® 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 Glass 580® 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