Ray-Ban RY1598 Optical Frame pairs a square, full-rim nylon construction with a high-bridge fit for reliable everyday prescription wear. Key attributes: Blue | Nylon | Prescription compatible | Square frame | Full-rim | Dimensions & fit: Lens width: 49 mm | Bridge width: 16 mm | Lens height: 39.2 mm | Temple length: 130 mm | High bridge fit | Petite face coverage | Composition & care: Nylon | Clean lenses and frame with a soft, dry cloth.