ADIDAS' sponsorship deal with Manchester United may be worth a staggering £750m, but you can't put a price on a clanger like this.

ADIDAS SHOCKER: Manchester United may have to revert to their former Nike sponsor after this clanger

Manchester United kit manufacturers, Adidas, are selling a 1985 Track Jacket on their official website, but the model in the photo is wearing a pair of Chelsea branded tracksuit bottoms. The mistake is a result of Adidas sponsoring both United and Premier League rivals Chelsea, with the same model used for each photo shoot.

ADIDAS OH DEAR: The model is wearing Chelsea tracksuit bottoms while trying to sell a Manchester Un...

“Juan Mata probably has both in the attic somewhere” Either that or Adidas are preparing to launch a new range aimed at supporters who can't quite decide which team they want to support. Of course, there is always an outside chance the photo is in honour of Juan Mata who famously arrived at Old Trafford from Chelsea in January 2014 and probably has both in the attic somewhere.

ADIDAS OOPS! Adidas supply kits to both Chelsea and Manchester United