Dior 30Montaigne B7I Sunglasses combine a refined butterfly silhouette with a black acetate frame and a gold-finish CD hinge accented by a Swarovski crystal bead for an elevated, couture look. Key attributes: Black | Acetate | 100% UVA/UVB protection | Filter category 3 | Suitable for prescription lenses | Engraved detailing for brand recognition | Butterfly silhouette | Black acetate frame | Gold-finish CD signature hinge with Swarovski crystal bead | Engraved CD signature on left lens | Engraved Christian Dior signature on right temple interior | Gray lenses | Dimensions & fit: Lenses: 54 mm | Bridge: 20 mm | Temples: 130 mm | International fit | Composition & care: Acetate frame | Gold-finish metal hinge | Swarovski crystal bead | Gray lenses | Clean lenses with a microfiber cloth and mild soap. Avoid abrasive cleaners, solvents or alcohol. Store in the provided case and avoid prolonged exposure to heat.