Dior DioRibbon O N1I is a designer acetate eyewear model that pairs a lightweight square frame with everyday prescription compatibility. Its clean silhouette works well for work, study, and daily wear. Key attributes: Black | Acetate | Lightweight frame | Reinforced hinges | Compatible with prescription lenses | Square frame | Timeless silhouette | Dimensions & fit: Lens width: 53 mm | Bridge width: 14 mm | Arm length: 140 mm | Composition & care: Acetate | Clean lenses with a microfibre cloth; wipe the frame with a soft cloth. Avoid abrasive cleaners and harsh chemicals.