The invention is a training device for baseball batters and, more generally, is a training device for any athletic motion that utilizes a foot pivoting movement. The invention has a mat, pivot device and toe hold. The mat is approximately the size of baseball batters box. For baseball training, the mat is placed in the batters box such that the pivot device is facing the rear. The baseball player places his rear foot on the pivot device and his front foot in one of the toe holds. The baseball player trains by maintaining rear foot contact on the pivot, and pivoting his rear foot during the swing.