Italian football agent Vincenzo Morabito has revealed Chelsea manager Frank Lampard is in contact with Dries Mertens.The West London side is reportedly interested in signing Napoli’s left winger. 32-year-old Mertens will become a free agent this summer, which means he will join the Blues for free, if a deal is agreed.Morabito, a famous Italian agent, has given some details on Mertens’ future while speaking with Radio Kiss Kiss.“Mertens had originally said he wanted to stay at Napoli, but then his lawyer started offering him to various international clubs, meaning something changed between the player and the Azzurri,” he said (cited by Tribuna.com)“I know this because I was working on the Olivier Giroud issue when he was meant to leave Chelsea in January, with a lucrative contract line up for Mertens.“Chelsea have now extended Giroud’s contract as a precaution, but they are very interested in Mertens and Lampard is calling him almost every day. I can see Mertens going to Chelsea.” Morabito added.Chelsea have already made a signing for the next season. The Blues bought Hakim Ziyech from Ajax. The Moroccan international is supposed to join the club before the start of the next season.