Korney Boards Aides KBA BB Coaching Board Dial up the plays and lead your team to victory, with the Korney Board Team Playmaker Clipboard by your side. This dry erase clipboard is made of with durable plastic. It includes a Dry Erase Pen/VelcroŽ Eraser that attaches to the clip. The clip side has the court of your choice in black lines. The back side is plain (not dry erasable).