An overhead airbag system includes a first airbag assembly with a first inflator and a first airbag cushion. The first airbag cushion includes an occupant-facing portion, a first side portion and a second side portion. The occupant-facing portion is connected between the first side portion and the second side portion and separates the first side portion from the second side portion by a first gap. The first airbag cushion is operable in an uninflated state and an inflated state. The airbag system also includes a second airbag assembly with a second inflator and a second airbag cushion. The second airbag cushion includes an occupant-facing wall and at least one side wall. The occupant-facing wall faces away from the occupant-facing portion of the first airbag cushion and the at least one side wall is positioned between the first side portion and the second side portion of the first airbag cushion.