Tom Ford Blue Block Square Optical frames combine a bold square silhouette with blue-block lens readiness for everyday screen protection and prescription use. Key attributes: Black | Nero lucido | Acetate | Blue-block lens ready | Accommodates prescription lenses | Demo lenses included | Square/rectangle silhouette | Full-rim acetate frame | Thick temples | Dimensions & fit: Lens width: 55 mm | Bridge: 16 mm | Temple length: 140 mm | Composition & care: Acetate