Guess Eyeglasses. Color: Demo Lens. Shape: Square. Lens Width: 50 mm. Lens Bridge: 15 mm. Arm Length: 135 mm. Frame Material: Plastic. Frame Color: Purple. Lenses Type: Demo. Rim Style: Full-Rim. UPC/EAN code: 664689713899. Guess Demo Square Ladies Eyeglasses GU2517 081 50.