The 30Montaigne B5U sunglasses enhance the line with a sleek low butterfly shape and urban elegance. The black acetate frame is embellished with a functional CD hinge in gold-finish metal. Completed by gray lenses, the style will lend a couture touch to any look. Black acetate frame. Gray lenses. Gold-finish metal CD signature hinge. Engraved Christian Dior signature on the right temple interior. 100% UVA/UVB protection. Filter category: 3. Suitable for prescription lenses. Made in Italy