Shaped ski having non-rectangular cross section

A shaped ski having front, central and rear zones and having a non-rectangular cross section defined by an exterior shell forming an upper surface and lateral sides of the ski, a core inside said shell, said core including at least lateral portions made from a synthetic foam, and a lower surface attached to the shell and defined by longitudinal bars located on either side of a sliding base, said ski further comprising at least one longitudinally extending stiffener in contact with an internal surface of at least one of the lateral sides of the shell and located at least in a central zone of the ski, said stiffener extending over only a portion of a height of said internal surface of said lateral side, wherein said at least one stiffener is one-piece with said shell and projects inwardly from the internal surface of said shell.

A shaped ski having front, central and rear zones and having a non-rectangular cross section defined by an exterior shell forming an upper surface and lateral sides of the ski, a core inside said shell, said core including at least lateral portions made from a synthetic foam, and a lower surface attached to the shell and defined by longitudinal bars located on either side of a sliding base, said ski further comprising at least one longitudinally extending stiffener in contact with an internal surface of at least one of the lateral sides of the shell and located at least in a central zone of the ski, said stiffener extending over only a middle portion of a height of said internal surface of said lateral side, wherein said ski includes lateral reinforcing elements located against the shell internal surface, and said at least one stiffener is located between the shell and the reinforcing elements.