Womens Rectangular Glasses Frames Prescription Eyeglasses 52-18-138 composite frame plastic lens non-polarized Lens width: 52 millimeters Lens height: 27.5 millimeters Bridge: 18 millimeters Arm: 138 millimeters SIZE: Eye: 52 MM X Bridge:18 MM X Arm Length:138 MM Vertical B: 27.5 MM Superior Material: High Quality ZYL Acetate 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: Purple