Michael Kors Guilin MK4152D Optical Frame combines a square acetate silhouette with full-rim construction for a polished, everyday prescription option. Key attributes: Black | Acetate | Compatible with prescription lenses | Includes original case and cleaning cloth | Square shape | Full rim | Light gold metal accents | Shiny finish | Dimensions & fit: Lens width: 54 mm | Bridge: 18 mm | Temple length: 145 mm | Lens height: 41 mm | Composition & care: Acetate | Metal | Clean lenses with the included cloth and store in the provided case.