The 30Montaigne Mini BI sunglasses offer a new take on the emblematic CD signature hinge in a miniature version. The elegant butterfly-shaped black acetate frame with gray gradient lenses showcases a 30Montaigne signature engraved on the interior of one temple, inspired by the embossed detail on the namesake bag. Black acetate frame. Gradient gray lenses. Gold-finish metal CD signature hinge. 30Montaigne signature engraved on the right temple interior. 100% UVA/UVB protection. Filter category: 3. Suitable for prescription lenses. Made in Italy