The Hibees winger has looked lively since he joined in January and has featured in the last eight games for the Club.
Jasper was a standout performer during our Scottish Cup Quarter-Final victory over Motherwell, providing both assists for Elias Melkersen's first-half goals. He was also awarded the Eden Mill Man of the Match Award for his performance during our goalless draw with Celtic in February.
The 20-year-old will now join up with the Bulgaria U21 squad in Sofia for their upcoming training camp and two UEFA European qualifying matches against Netherlands and Wales.
Sylvester qualifies to play for Bulgaria through his mother who is Bulgarian. Sylvester's father is Nigerian and he could also play for England, the country where he was born.
Jasper has already tasted international football before for England U15 and more recently with Bulgaria U21s where he made his debut against the Netherlands in November 2021.
Everyone at Hibernian FC wishes Sylvester the best of luck for the upcoming fixtures!
Bulgaria Fixtures - UEFA Under-21 Championship Qualifiers
Bulgaria v Netherlands
Slavia, Sofia
Friday 25 March, 17:45pm kick-off
Wales v Bulgaria
Rodney Parade, Newport
Tuesday 29 March, 15:00pm kick-off