The Iconic Ray-Ban ® aviator is redefined within the Liteforce sunglasses series. These sunglasses are made from a brand new bio-material semi-crystalline thermoplastic utilized in aerospace, automotive and medical implant technology. The innovative material of the aviator Liteforce RB4180 provides superior lightness, sturdiness and luxury during a plastic frame style. The distinctive construction of the aviator Liteforce permits for the identical thickness of the metal aviator Classic however with extreme lightness. These designer glasses provide a range of lens treatments together with polarized and Mirror and contain a hydro-oleophobic coating that resists liquids from falling on the lens.