Boss 1849 Optical Frame by Boss is a round, full-rim acetate eyewear frame highlighted by a metal brow bar for a refined everyday look. Designed for comfortable, lightweight wear, it suits prescription or clear lenses. Key attributes: Black | Acetate | Lightweight | Includes branded case | Round lens shape | Metal brow bar | Full-rim silhouette | Dimensions & fit: Lens width: 50 mm | Lens height: 44 mm | Bridge: 21 mm | Temple length: 145 mm | Frame width: 135 mm | Composition & care: Acetate | Wipe clean with a soft cloth; store in the provided case when not in use.