Unisex Rectangular Glasses Frames Prescription Eyeglasses Rxable 53-18-135 metal frame plastic lens non-polarized Lens width: 53 millimeters Lens height: 31.5 millimeters Bridge: 18 millimeters Arm: 135 millimeters SIZE: Eye: 53 MM X Bridge:18 MM X Arm Length:135 MM Vertical B: 31.5 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: Matte Black