Michael Kors KINGSTON MK4150U 4017 glasses combine a classic Havana acetate frame with a full-rim rectangular silhouette. Designed for everyday wear, they suit prescription or clear-lens use. Key attributes: Brown | Havana | Acetate | Lightweight frame | Hypoallergenic | Prescription-ready | Includes protective case and cleaning cloth | Demo lenses included | Full-rim frame | Rectangular silhouette | Tortoiseshell Havana pattern | Dimensions & fit: Lens width: 52 mm, 54 mm | Bridge width: 17 mm | Temple length: 140 mm | Lens height: 39 mm, 41 mm | Available in 52 mm and 54 mm lens sizes | Regular fit | Composition & care: Acetate | Clean lenses with a microfiber cloth; store in the supplied protective case; avoid abrasive cleaners and high heat.