AES Absolute Eyewear Solution Browning Cynergy Glasses TR90 Tortise/Gray AES Browning Cynergy Polarized Sunglasses Tr90 Tort/Gray Browning Eyewear Cynergy Tortoise TR90 Frame Gray Cr39 Polarized Lens Sunglasses The Frame Is Made Of a TR90 "Military Grade" Polymer Which Not Only looks Great, But Is a Very Lightweight And Flexible. Each Frame Also Has The highest Of Quality hinges To Withstand The Punishment Of An Active Outdoor Lifestyle. Cr-39 Polarized Lens Is Durable And Has Anti-Scratch Coating Technology. The Polarized Lens Protect Your eyes From All UVB And UVA Light. This Special Polymer Is commonly Developed For Use In eyeglasses With The highest Abrasion Resistance Of Any uncoated Optical Plastic. Features: - TR90 Frame - Cr39 Polarized Lens - Gold Accent - Each Frame Has The highest Of Quality Metal hinges - Medium To larger Frame Best Suited For Oval, Round Or Heart Shaped Medium To Large Face - Cr-39 makes Excellent Polarized lenses - Has a Cost And Weight Advantage Over Glass lenses - Superior Impact Resistance While Still maintaining An extremely Clear Lens - Uses a Harden Polymer Which makes The Lens Scratch Resistant - Uses a "Military Grade" Polymer Known as TR-90 - Frames Look Great, Very Lightweight And highly Flexible - Frame Allows For Great Durability And Comfort. Manufacturer: Absolute Eyewear Solution Model: Brn-CYN-003