Ray-Ban RB3766CH 003/J0 Sunglasses pair a metal square frame with Chromance-treated polarized lenses for enhanced color and contrast. Designed for everyday wear and driving, they deliver clear vision and reliable sun protection. Key attributes: Gray | Silver | Metal | UV protection (UV400) | Polarized lenses | Chromance lens technology | Category 3 sun filter | Prescription compatible | Includes protective case and cleaning cloth | Square frame | Double bridge | Slim temples | Dimensions & fit: Lens width: 54 mm | Bridge: 20 mm | Temple: 145 mm | Regular fit | Composition & care: Metal frame | Plastic lenses | Clean lenses with a microfiber cloth and store in the protective case when not in use.