4 base lens curvature for a flatter frame design, Lightweight, yet durable RELIALITE construction, Cam hinge ensures smooth movement reducing strain on frame over time for stability and comfort, Antimicrobial frames for long-lasting defense against bacteria, fungi, and microbes, Features the BEX Universatility System, Polarized sunglasses provide superior protection against UVA, UVB, UVC rays, and blue light, Scratch-resistant lenses that withstand the rigors of outdoor and sport activities, Anti-reflective lenses for improved vision quality reducing reflections and glare, Water-repellent lenses with hydrophobic coating that repels sweat and most liquids, Oleophobic protective coating helps eliminate oils left behind from your fingers,