Ray-Ban RB3947 Sunglasses feature a metal full-rim frame and classic brown crystal lenses for dependable sun protection and everyday wear. Key attributes: Gold | Brown | Metal | 100% UVA/UVB protection | Anti-scratch lenses | Anti-reflective | Includes original Ray-Ban case | Full-rim metal frame | Arista gold finish | Shiny finish | Dimensions & fit: Lens width: 54 mm; Bridge: 18 mm; Temple: 145 mm; Lens height: 32.0 mm | Lens width: 57 mm; Bridge: 18 mm; Temple: 145 mm; Lens height: 34.0 mm | Composition & care: Metal | Crystal | Wipe lenses with a soft microfiber cloth. Store in the supplied case when not in use.