The 8-piece set of Atlantis Happy Meal™ toy premiums was released by McDonald's Australia to coincide with the release of the new Disney movie. All pieces are made from hard plastic and the vehicles are on wheels.
The characters stand approximately 8cms tall and have movable arms.
The set includes:

Milo Thatch, Princess Kida, Dr.Sweet, Moliere,
Ulysses Submarine, Ketak, Digger and Leviathan.