Kalidou Koulibaly is set to go off the market as the player is on the verge of signing a new contract with Napoli with a massive £76million release clause, according to the latest reports.

Both Everton and Chelsea were keen to sign centre-back Koulibaly over the summer but had offered knocked back by Napoli.

The Naples club were under no pressure to sell after offloading Gonzalo Higuain on Juventus for £75m.

And although a January deal was mooted after deadline day passed, it now seems as though Chelsea and Everton will miss out on the Senegal international.

According to Italian outlet Sports Mediaset, Kouliably’s new release clause is tipped to be set at up to €90m (£76m).That would almost certainly price both Chelsea and Everton out of the market, even though the star’s wage demands would likely be far lower than their current top earners.

Koulibaly currently picks up £16,000 a week at Napoli and reportedly had the chance to quadruple those wages by moving to the Premier League.

He is supposedly set to secure a £33,000-a-week deal that will extend his stay in Naples until 2021.

Chelsea were unable to secure his services this summer despite reportedly offering Napoli £42m.They instead moved for Paris Saint-Germain’s David Luiz on deadline day.

And Everton, who sold John Stones to Manchester City in a deal worth just under £50m, signed Swansea’s Ashley Williams midway through August.

The hotshot Napoli centre-back has developed a lot over the last 12 months and many believe he could become one of the best in Europe. If he joins and works with Antonio Conte, that will only be beneficial to his game. Along with Kurt Zouma, he could be the

If he would have joined and worked with Antonio Conte, that would certainly benefit his game. Along with Kurt Zouma, he could have been long-term future of both the Chelsea and France defence.