Updated for 2017 , the Vapor Nano -- with carbon nano tube construction -- remains in the featherweight category ( at just 1.2 kilos per ski ) .
Sportiva says that modifications to the geometry improve performance and ski - ability in breakable crust and crud .
Updated for 2017 , the Vapor Nano -- with carbon nano tube construction -- remains in the featherweight category ( at just 1.2 kilos per ski ) but Sportiva says that modifications to the geometry improve performance and ski - ability in breakable crust and crud .