SevenFriday Sunglasses Insane Evo II INS3B/01. Frame: Full stainless steel frame. Applied polished gold 3N color TV shape signature. Foldable and removable side sun protectors in matte gold 3N color. Nose pads: Adjustable silicone nose pads. Temple: 153mm. Matt gold 3N color core wire. Marble brown acetate front part and tip. Inlayed polished gold 3N color 7F logo. Lenses: Diameter 54mm. Grey gradient category 3. Features: Frame in connection with the SEVENFRIDAY App, thanks to a NFC chip embedded in the left side temple tip, allowing secured authentication and registration. Packaging: Packaging: Packaged in a collapsible natural cork box with red cleaning cloth.