The V belt is way to loose on my windtunnel hoover

"I also have a Hoover windtunnel, Hoover do something, you know you have a problem, the brush V-BELT is way to loose make a smaller V-BELT, it is not streched, not melted, not need to switch to carpet , nobody is that stupid. PLease send a smaller V-BELT or hoover is history forever ******"