Sassuolo coach Roberto de Zerbi says Jeremie Boga has the "crazy talent" to play for an elite club.
The former Chelsea winger has been impressive for Sassuolo this season, scoring in victory over Bologna last week.
De Zerbi enthused: "He must work hard and with the crazy talent he has, to get into a big one he must add other things like goals, participation in the plays and not being isolated for long stretches of the game.
"Boga is not the only strong player we have: there is (Manuel) Locatelli, the returning Rogerio, (Hamed Junior) Traoré, (Filip) Djuricic who was recently summoned to the Serbia national team after four years away, (Alfred) Duncan ..."