enchirion

The new pontifical vestments were: the sakkos, still a patriarchal vestment; the epimanikien; the epigonation, in so far as this vestment had not already been introduced before the ninth century; the epigonation first had the form of a handkerchief and was called enchirion (hand-cloth, handkerchief), it was not named epigonation until the twelfth century.

The Catholic Encyclopedia, Volume 15: Tournely-Zwirner 1840-1916 1913