The Ermenegildo Zegna 5137 optical frames feature a soft rectangular shape and keyhole bridge design for men. The frame is constructed of Acetate and features herringbone patterned stud details and Vicuna Signature temple tips. No detail of Zegna's designs are a result of chance or coincidence. Please note these eyeglasses are provided with Demo Lenses in order to demonstrate the final appearance of your frames. Please visit your local Optometrist or Optician to replace with optical quality lenses. Frame Material - Plastic (Acetate) Frame Color - Straited Transparent Gray Lens Color - N/A Size - 49-21-145 Made in Italy Includes original case and cloth