Everton have stepped up their pursuit of Davy Klaassen, the Ajax midfielder, and are hoping for a positive answer from Sandro Ramírez, the Spanish striker, today as they look to launch their summer recruitment drive.

A £26 million fee for Klaassen, who disappointed in Ajax’s Europa League final defeat to Manchester United last month, has been mooted. Ajax are expecting the departure of Klaassen, whom Koeman believes can add to Everton’s productivity from midfield - something of a problem last season.

The move would add to the uncertainty over the future of Ross Barkley, who has turned down a new £100,000-a-week contract.

Sandro, the former Barcelona forward, would be available for £5.2m from Malaga due to a release clause in his contract AITOR ALCALDE COLOMER/GETTY IMAGES

Romelu Lukaku remains determined to return to Chelsea this summer, although Everton will not buckle on their £100 million valuation, and striking reinforcements