Ray-Ban RB4378 Sunglasses combine a square silhouette with a slim injected frame for everyday use. The design offers reliable eye protection and a clean, modern look suitable for driving and daily wear. Key attributes: Black | Plastic | UV protection | Prescription ready | Square shape | Full-rim | Single bridge | Dimensions & fit: Lens width: 54 mm | Bridge: 16 mm | Lens height: 47 mm | Temple length: 145 mm | Effective lens diameter (ED): 59 mm | Regular fit | Composition & care: Plastic