Ray-Ban RB4454 Lukas Sunglasses feature a contemporary rectangular acetate frame that adds structure and personality to everyday looks. Key attributes: Blue | Marrone Blu | Acetate | Lightweight frame | Durable construction | Engraved logo on temples | Comfortable temple tips for all-day wear | Rectangular silhouette | Bold urban lines | Dimensions & fit: All-day comfort | Composition & care: Acetate