The MontBlanc MB0030 optical frames feature a rimless rectangular lens shape and are constructed of durable nickel alloy. The temples feature classic godron detailing and the signature Montblanc snow cap emblem. 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.