According to Sky Sport Italia, the Partenopei are on the verge of completing their swoop for the 24-year-old Croatia international.
Although Sassuolo wanted €20m, they seem prepared to negotiate down to €15m plus performance-related bonuses.
Options on other players could also be included as part of the deal.
It would be quite a cou
Sassuolo right-back Sime Vrsaljko is reportedly close to joining Napoli for €15m plus bonuses.
According to Sky Sport Italia, the Partenopei are on the verge of completing their swoop for the 24-year-old Croatia international.
Although Sassuolo wanted €20m, they seem prepared to negotiate down to €15m plus performance-related bonuses.
Options on other players could also be included as part of the deal.
It would be quite a coup, as consistent Vrsaljko has also been linked with Manchester City.
Napoli are busy strengthening their squad after qualifying for the Champions League group phase.
They have already signed centre-back Lorenzo Tonelli from Empoli for €10m.