YUFENRA Reflective Mirror Lens UV400 Wayfarer Sunglasses Plastic Frame TAC Lens 55MM plastic frame plastic lens polarized Lens width: 55 millimeters TAC(Traiacetate Cellulose) Lens: They are hard coated to resist scratching and very lightweight and highly impact resistant. lightweight polycarbonate frame Durable Metal Hinge UV400 100% UV filter effectively remove glare, anti glare, anti stray light Measurements: Lens: 55mm width, 44mm Height. bridge: 16 mm , Arms: 138 mm