Ray-Ban Chromance Sunglasses combine Chromance lens technology with a lightweight metal square frame for enhanced color, contrast and reliable sun protection. Ideal for everyday wear when clarity and a secure fit matter. Key attributes: Black | Silver | Metal | Polarized lenses | Chromance color-enhancing technology | Impact-resistant polycarbonate lenses | UV protection | Adjustable nose pads | Rubberized nose pads and temple tips | Lightweight frame for all-day comfort | Square shape | Full-rim frame | Polished metal finish | Blue Chromance lenses | Dimensions & fit: Lens width: 59 mm | Bridge: 17 mm | Temple length: 145 mm | Lens height: 45 mm | Effective lens diameter: 67 mm | Standard fit | Composition & care: Metal frame | Polycarbonate lenses | Rubber nose pads and temple tips | Wipe lenses with a microfiber cloth and lens cleaner. Store in the protective case when not in use. Avoid abrasive cleaners and harsh chemicals.