Rezvan (), also known as Kashdom, is a class of twin-hulled fast inshore patrol craft Fast operated by the Navy of the Islamic Revolutionary Guard Corps of Iran.
The ships have an estimated standard displacement of . The class design is long, would have a beam of and a draft of . It uses a surface piercing propeller, powered by two diesel engines. This system was designed to provide for an estimated top speed of .
Kashdom-class boats are of earlier generations were equipped with a 12.7mm and another 23mm machine gun. Latest versions (Kashdom III and IV) have a cabin roof with a mounted multiple rocket launcher, as well as anti-ship missile launchers.