Tom Ford Blue Block Soft Round Opticals combine a classic round Havana acetate frame with a magnetic clip-on for versatile everyday wear and sun protection. Key attributes: Brown | Havana | Acetate | Magnetic clip-on | Includes original case | Round frame | Full rim | Dimensions & fit: Lens width: 52 mm (also available in 49 mm) | Bridge: 21 mm | Temple: 140 mm | Composition & care: Acetate frame | CR-39 lenses | Clean lenses with a microfiber cloth; store in the original case when not in use.