Two identical kouros statues (known as either Cleobis and Biton or as Dioscuri. 610 - 580 BCE.
They are the oldest monumental votive offerings at Delphi, and one of the earliest examples of monumental archaic sculpture. Early 6th c. B.C. Over life size (6.15m) each. An inscription on the base indicates they were made by Polymedes of Argos.