Cartier CT0638S Sunglasses combine a classic cat-eye silhouette with polished Havana and brown tones for elevated everyday sun protection. The model emphasizes style and coverage with gradient lenses and a refined finish. Key attributes: Havana | Brown | Acetate | 100% UV protection | Cat-eye frame | Brown gradient lenses | Gold flash mirror finish | Composition & care: Acetate | Wipe lenses with a soft, lint-free cloth; store in protective case when not in use; avoid abrasive cleaners and prolonged exposure to heat.