Eyeglasses Guess By Marciano GM 255 (GM 255) GM0255 (GM0255) 029 Metal frame Metal lens non-polarized Lens width: 53 millimeters Bridge: 16 millimeters Arm: 135 millimeters Authentic Guess Designer Optical Eyewear 5" Frame Width 1.6" Lens Height Includes Original Guess Hard Case Spring Hinged for Added Comfort Demo Lens ; No Power. RX Ready.