By Adegboyega Adeleye

Manchester United F.C. have agreed a £50 million deal with Chelsea F.C. for the transfer of midfielder Andrey Santos, according to Sky Sports.

The agreement is understood to be worth an initial £48 million, with a further £2 million in performance-related add-ons.

Chelsea will also retain a 10 per cent sell-on clause as part of the deal for the Brazilian midfielder.

Santos is now set to undergo a medical ahead of completing his move to Old Trafford.