Ray-Ban Round Metal Sunglasses combine a sleek, heritage-inspired rounded silhouette with polarized lenses for reduced glare and clear vision. They pair a thin, lightweight metal frame with adjustable nose pads for everyday comfort and style. Key attributes: Gray | Argento | Metal | Polarized lenses | UV protection | Adjustable nose pads | Includes case and microfiber cleaning cloth | Thin metal frame | Geometric round shape | Dimensions & fit: Size 54: Lens width 54 mm, Bridge 18 mm, Temple length 145 mm | Size 57: Lens width 57 mm, Bridge 18 mm, Temple length 145 mm | Composition & care: 100% metal (frame) | Glass (lenses)