Ray-Ban CHRIS Sunglasses offer a classic rectangle silhouette with polarized, gradient lenses for reliable everyday sun protection. Designed for daily wear and easy prescription customization. Key attributes: Transparent blue | Acetate | UV protection (UV400) | Gradient lenses | Polarized lenses | Prescription-ready | Includes original case | Metal temples | Rectangle shape | Full rim | Key bridge | Dimensions & fit: Lens width: 54 mm | Bridge: 18 mm | Temple length: 145 mm | Lens height: 44 mm | Medium fit | Size 54 (54-18-145) | Composition & care: Acetate frame | Metal temples | Polycarbonate lenses | Wipe lenses with a microfiber cloth; clean frames with mild soap and water; store in the provided case.