Tom Ford Blue Block Square Optical pairs a classic square acetate frame with ready-to-wear blue-block lenses. Designed for everyday wear and extended screen use, it balances structure with practical eye protection. Key attributes: Brown | Acetate | Blue-light filtering (blue-block) lenses | Removable lenses for prescription fitting | Square frame | Full-rim acetate construction | Coloured Havana pattern | Dimensions & fit: Lens width: 53 mm | Bridge: 16 mm | Temple length: 140 mm | Lens height: 49.98 mm | Composition & care: Acetate