Taom PYRO Blue Cue Tip Chalk. Pyro chalk was developed for pool, pyramid and carom. A new technology is designed for heavier balls, found by pool pros, saying its the best chalk in the game. Tested and recommended by many professionals. Maximum grip with a clean touch on the ball. No residue. Piece measure 1 inch wide by 5/8 inch thick and is price is for by the piece.