Abstract: A snowboard (1), comprising a core (4) covered with an upper assembly (10), which comprises: a reinforcing layer (12) impregnated with a polymerized resin, an upper protective layer (11) having a penetrating opening (20, 21), and an additional decorative element (13) present inside said opening (2) extending under the upper protective layer (11) at the periphery of said opening, characterized in that the additional decorative element (13) is formed of a layer of fibrous material, and in that it comprises a layer (14) of a polymer material forming a seal barrier between said additional element (13) and the resin of the reinforcing layer (12), said sealed layer (14) extending under the additional element and projecting beyond said element (13) to contact the underside (16) of the upper protective layer (11).