Citadeloptical Polarized Springlock Antique Pewter with Grey Lens Clip-on Sunglasses, Driving, Fishing and Boating JMX0277PW42 metal frame anti-reflective lens polarized Lens width: 42 Easily turn your prescription glasses into sunglasses with these polarized clip-ons! Clik! Clik! Polariezd lens, 100% Protection From Harmful UVA and UVB Rays Well packed with high quality black leather case metal frame&anti-reflective lens