Maui Jim Front Street Sunglasses (431) Plastic Plastic frame Polycarbonate,Polycarbonate lens polarized Lens width: 53 millimeters Bridge: 20 millimeters Exclusive Style from Sunglass Hut - Grey Frame w/ Blue Lens. Polarized Lens Lens: 53mm / Bridge: 20mm / Arm: 134 Frame: Plastic Lens: Polycarbonate,Polycarbonate