Ray-Ban RB3791 Aviator Sunglasses combine a lightweight metal aviator frame with amethyst photochromic nylon lenses for adaptive sun protection and everyday wear. Key attributes: Yellow | Oro | Metal | Photochromic lenses | 100% UV protection | Includes protective case | Available in multiple lens widths | Aviator shape | Rimless frame | Dimensions & fit: Lens width: 59 mm | Bridge width: 14 mm | Temple length: 140 mm | Also available lens width: 62 mm | Composition & care: Metal | Nylon | Wipe lenses with a microfiber cloth and lens cleaner. Store in the protective case when not in use. Avoid abrasive cleaners and high heat.