Michael Kors Polanco Optical Frame is a classic square acetate frame designed for everyday prescription wear. Its clean silhouette and sturdy construction make it suitable for office and casual use. Key attributes: Black | Acetate | Prescription-ready | Compatible with prescription lenses | Includes protective case | Square frame | Full rim | Dimensions & fit: Lens width: 52 mm | Lens height: 43 mm | Bridge width: 16 mm | Arm length: 140 mm | Composition & care: Acetate | Wipe lenses with a microfiber cloth; store in the supplied case; avoid contact with harsh chemicals and extreme heat.