The Napoli players not away with their national teams had a double session at the SSC Napoli Konami Training Centre on Thursday.
The Azzurri's next Serie A fixture is away to Genoa on aturday 16 September (20:45 CEST).
In the morning the squad trained with the U19s, playing a series of matches on a full-size pitch.
The afternoon workout was dedicated to strength work in the gym.