An assembly includes a steering wheel having a hub rotatable about a rotational axis and a rim spaced radially from the hub. The assembly includes a first airbag supported by the hub and inflatable from an uninflated position to an inflated position. The assembly includes a second airbag inflatable from an uninflated position to an inflated position. The second airbag extending annularly around the rotational axis. The first airbag and the second airbag being spaced from each other along the rotational axis when the first airbag and the second airbag are in the uninflated position. The rim being between the first airbag and the second airbag when the first airbag and the second airbag are in the inflated position.