Barton Perreira Butzi Sun sunglasses combine a refined rectangular silhouette with premium Japanese acetate construction for durable, everyday sunwear. Anti-reflective CR-39 lenses reduce glare while maintaining optical clarity. Key attributes: Brown | Dra | Gsm | Acetate | Anti-reflective CR-39 lenses | Reduced glare | Optical clarity | Includes case and cleaning cloth | Available in sun and optical options | Rectangular frame silhouette | Polished finish | Logo plaqués on temples and temple tips | Streamlined profile | Dimensions & fit: Eye: 50 mm | Bridge: 22 mm | Temple: 148 mm | Composition & care: Frame: Zyl acetate | Lens: CR-39 | Wipe lenses with the included cleaning cloth and store in the included case.