Calvin Klein Jeans CKJ22644 N frames feature a rectangular full-rim acetate design built for everyday prescription wear. They pair classic styling with practical sizing for daily use. Key attributes: Black | Acetate | Suitable for prescription lenses | Includes case and cleaning cloth | Rectangle shape | Full-rim frame | Dimensions & fit: Eye size: 56 mm | Bridge: 16 mm | Temple length: 145 mm | Lens height: 42.8 mm | Effective diameter (ED): 62.2 mm | One size (fits most) | Composition & care: Acetate | Wipe lenses with a microfiber cloth and lens cleaner; store in the included case when not in use.