Ray-Ban RB3663 Sunglasses combine a metal gunmetal frame with blue-gradient grey lenses for a geometric, everyday style. The model pairs a bold, full-rim silhouette with standard sizing suitable for most face shapes. Key attributes: Gray | Metal | UV protection | Gradient lenses | Prescription lens compatible | Geometric frame | Single bridge | Full rim | Dimensions & fit: Lens width: 60 mm | Bridge: 17 mm | Temple length: 140 mm | Lens height: 46 mm | Standard fit | Composition & care: Frame: Metal | Temples: Plastic | Wipe lenses with a soft microfiber cloth; store in protective case when not in use.