Lidakevicius skippers Lithuania
Reds goalkeeper Lukas Lidakevicius is currently on international duty with Lithuania Under 21s in the Commonwealth of Independent States Cup.
Lithuania's next match is scheduled for Friday evening against Ukraine in the semi-finals.
The 19-year-old is also skippering Lithuania, and have just reached the semi-finals after defeating Tajikistan on penalties - of which Lukas saved two and earned man of the match.
Reds goalkeeper coach Ian Willcock told Barnsleyfc.co.uk, "This is a fantastic experience for Lukas which will only aid his development both on and off the field. He is coming up against some top-quality players and this will only see his all-round game improve."