Native Eyewear Hardtop XP Sunglasses Polycarbonate Imported Plastic frame Plastic lens polarized Lens width: 67 millimeters Lens height: 41 millimeters Bridge: 16 millimeters Arm: 126 millimeters 2" high 3" wide Polarized Lens: Optical quality impact-resistant lenses that block 100% of the harmful UV light and eliminate glare for sharp, clear vision with increased contrast and depth perception Glare Free Vision: All of Native's Polarized Crystal Carbonate Lenses incorporate a Polarized Filter which absorbs the Horizontal light thus eliminating Glare Cushinol Temple Boots: The Proprietary Composition of Cushinol creates a Non-Slip Grip that keeps Sunglasses in place during Athletic Activity Unbeatable Lifetime Warranty: Includes Scratched Lenses Sportflex + Optic Gear Kit