SAPLIZE Golf Putting Mat, Visible Trajectory Tracing, Multiple Training Modes, with Putting Alignment Mirror and Adjustable Green Slopes, PuttingFeatures ??BALL TRAJECTORY TRACINGThe ball trajectory will leave on the putting mat after your putt, which gives you immediate visual feedback. ??DOUBLE SPEED GREEN SIMULATIONYou will get different speeds by brushing the mat in different directions. Brush it along the arrows to putt at MEDIUM SPEED, and brush it against the arrows to putt at SLOW SPEED. ??PUTTING POSTURE CORRECTIONThe reflective surface ensures proper setup with your eyes over the