In the video, you'll see the drills United coaches work on with the players in order to prepare them for another season of football at the highest level. The film also has exclusive interviews with goalkeeper David De Gea and Wayne Rooney, as they share with us their thoughts on pre-season training. To watch the video click the 'play' button at the top of the page.
We're giving you the chance to win a signed training top. Three lucky winners will be selected randomly to win one of the training tops signed by Rooney, De-Gea or Evra as worn in the training session. To be in with a chance of winning enter the competition here.
The winner will be announced on Tuesday 16 August.