Mens Square Rimmed Prescription Rxable Glasses Size 56-17-145 metal frame plastic lens non-polarized Lens width: 56 millimeters Lens height: 33 millimeters Bridge: 17 millimeters Arm: 145 millimeters SIZE: Eye: 56 MM X Bridge:17 MM X Arm Length:145 MM Vertical B: 33 MM Superior Material: Stainless Steel Rx-Compatible: Specially tooled lens grooves of this frame allow the user to replace stock lenses with prescription lenses from his or her optician Accessories: Hard carrying case and micro cleaning cloth included Color: Brown