Nike Optical Frame combines a sporty rectangular silhouette with acetate construction for comfortable, everyday wear. Designed to refine casual and smart looks, it pairs easily with a wide range of styles. Key attributes: Black | Acetate | Includes original case | Microfiber cleaning cloth included | Certificate of authenticity and guarantee included | Rectangular shape | Full rim | Nike logo on temples | Ergonomically shaped temples | Dimensions & fit: Lens width: 47 mm | Lens height: 29 mm | Bridge width: 16 mm | Arm length: 130 mm | Composition & care: Acetate | Wipe lenses with the included microfiber cleaning cloth and store in the original case.