LSJ
ιδος, or ἀμφωτίς, ίδος, ἡ, (< οὖς) two-handled pail, Philet. ap. Ath. 11.783d; written ἄμφωξις in Hsch., EM 94.7.
covering for the ears, A. Fr. 102; worn by boxers, Plu. 2.38b, 706c, cf. Paus.Gr. Fr. 52.
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)