It was the famous hypoxia masks, which make an appearance a couple of times each season at the club’s training center. One of the day's highlights was seeing Kylian Mbappé wearing the mask.

The French forward will have to wear a mask for the remainder of Euro ... such as headgear, face masks, knee and elbow pads made of soft, light, and padded materials, is permitted," without ...

Mbappe was forced to wear a protective face mask for most of the tournament after ... Didier Deschamps admitted Mbappe was 'off his game'. Explaining why the forward was substituted off in extra ...