The class was developed by the Spanish company Empresa Nacional Bazán in 1982.

[citation needed] It is a multi-role patrol craft with twin funnels and a helicopter deck.

These ships have main armament (40 mm L70 DP gun) at B position[further explanation needed].

Ships of the Mantilla class were the first vessels of the Argentine Coast Guard able to operate on board helicopters (AS.365 Dauphin or AS.350 Écureuil).

[citation needed] Starting 2014 the ships of the class undergone a modernization program at Tandanor which will extend its operating life for 30 years[1][2]