Boss by BOSS 1040 RIW Optical Frame combines a square acetate silhouette with everyday prescription-ready styling. Ideal for daily wear, it offers a clean, modern look with a durable full-rim construction. Key attributes: Gray | Acetate | Includes case and cleaning cloth | Square shape | Full rim | Classic acetate finish | Dimensions & fit: Lens width 57 mm | Bridge width 18 mm | Composition & care: Acetate | Clean lenses with the included microfiber cloth and lens cleaner; store in the protective case when not in use; avoid harsh chemicals and high heat.