A stopper (10) is provided for a beverage container (12) having a fill opening (14) that is closed by the stopper (10). The stopper (10) includes a main body (18), a lid (22), and a rigid lanyard loop (16). The main body (18) is configured for releasable engagement with the opening (14) of beverage container (12) and includes a drinking port (24) to allow a beverage to flow from the beverage container (12) to the mouth of a user. The lid (22) has an upper surface (26) and is hinge mounted to the main body (18) for movement between a closed position wherein the drinking port (24) is covered and an open position wherein the drinking port (24) is exposed for access by a user. The rigid lanyard loop (16) is hinge mounted for movement relative to the lid (22) between an stowed position wherein the lanyard loop (16) extends adjacent the upper surface (26) of the lid (22) and a deployed position wherein the lanyard loop (16) extends away from the upper surface (26) with the lid (22) in the closed position.