Maui Jim Elite Titanium Polarized Sunglasses Bikini R507-23 Copper/Rose polarized Bridge: 17 millimeters Polarizing Film: Proprietary polarizing film absorbs 99.9% of reflected glare Anti-Reflective Treatment : Absorbs bounce-back glare and reduces eye fatigue Maui Evolution Lens : Fuses excellent visual acuity with scratch resistance Lens Hue : Offers patented glare and 100% UV Protection in different ligth conditions Alloy Frame : Lightweigth strength in a minimalist style