The two vessels belong to the Ouragan class small dock Landing Ships with a displacement fully loaded of 8.500 tons and were built in 1965 and 1968. They have diesel propulsion, can reach 17 knots ...

Argentina had already declined an offer for the Ouragan class before due to asbestos concerns. In October 2011 it was announced that Chile and France had finalized negotiations for sale of Foudre ...