GATORZ Radiator Sunglasses, Metal Aluminum Frame, Military Tactical, Made in USA Aluminum frame Polycarbonate lens Polarized Lens width: 68 millimeters Lens height: 1 centimeters Made in the USA and crafted with premium American made 7075 Billet Aircraft Aluminum Stainless steel dual-sided 5 barrel hinges with a classic 4-rivet system Measurements: hinge-to-hinge width 133mm, frame height 37mm, bridge width 18mm Impact Resistant Polycarbonate Lenses: TruRay optics, 100% UV protection, anti-scratch coating, compression laser cut Official Sponsor of the 2016 and 2017 Reebok CrossFit Games Made in the USA Hand Crafted Frames 7075 Military Grade Aluminum Adjustable Custom Fit Stainless s dual-sided 5 Barrel Hinges with a Classic 4-rivet System Lifetime Promise TruRay Optics Hydrophobic Coating (Water repellant) Oleophobic (Dirt/Grease repellant) 100% UV Protection Impact Resistant Polycarbonate Lenses Precision Laser Cut Anti-scratch Coating Preferred by U.S. military elite special operations community Tested in the toughest and most rigorous environments Continually improved and enhanced based on feedback from the front lines