Magnetic Steel Tip Fit To Form Doubles and Trebles. Red White Blue

"Classic Doubles and Trebles" training pad (form fitting) trainer. Simply rotate the pad when you are ready to FOCUS on the other TREBS and DUBS

These pads are equipped with six built-in neodymium magnets, providing strong magnetic attachment capabilities, and they include six oversized push pins, making it easy to secure the pads to the board for stable and reliable use.