These devices are not new
I had one of thee as a Kid growing up in the 80's
It is very useful and as a coach I use it with kids on my team.
It is good for working on Kicking Technique which is sorely lacking in TnT youths.
Very few players on our National Mens team can strike a ball effectively.
and youth level it is virtually a lost art.
Ask Cyd Grey to make a 40 yard pass in the air..... disaster
Dont talk for Dog or Tallman
Hopless