Tom Ford Blue Block Round Opticals combine a classic round silhouette with blue-light filtering lenses for comfortable daily screen use. Key attributes: Black | Shiny black | Acetate | Blue-light filter | Includes case and cleaning cloth | Round shape | Full rim | Metal 'T' logo decoration | Dimensions & fit: 49 mm lens width | 22 mm bridge | 145 mm temple | Standard fit | Composition & care: Acetate | Clean lenses with the included microfiber cloth.