Roberto Cavalli Eyeglasses. Color: Demo Lens. Shape: Cat Eye. Lens Width: 51 mm. Lens Bridge: 16 mm. Arm Length: 145 mm. Frame Material: Plastic. Frame Color: Tortoise. Rim Style: Full-Rim. UPC/EAN code: 664689997824. Roberto Cavalli Ladies Tortoise Cat Eye Eyeglass Frames RC508205251.