Trebs- und Dubs-Kreise (Stahlspitze)

Helps the brain block out the board and focus on your very specific target. The next version should be all Trebs and doubs. That will allow you to practice without having to turn the mat.

Helps the brain block out the board and focus on your very specific target. The next version should be all Trebs and doubs. That will allow you to practice without having to turn the mat.