The MontBlanc MB0075 optical frames feature a rimless rectangular lens shape for men. The frame is constructed of an ultra thin metal and the temples feature the signature Montblanc snow cap detail. Montblanc optical frames are sophisticated and epitomize the precision crafted quality standards that the brand is world famous for. 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.