Plastic frame Plastic lens non-polarized Lens width: 55 millimeters Bridge: 18 millimeters Arm: 145 millimeters MCM Eyeglasses. Color: Demo Lens. Shape: Cat Eye. Lens Width: 55 mm. Lens Bridge: 18 mm. Arm Length: 145 mm. Frame Material: Plastic. Frame Color: Tortoise. Rim Style: Full-Rim. UPC/EAN code: 886895501781. MCM Ladies Tortoise Cat Eye Eyeglass Frames MCM271321455.