This top-quality chalk is sold in packs of two cubes. Magic Chalk is offered in green or blue and was independently tested and rated as the number one chalk. It boasts a reduced number of miscues and stays on the tip significantly better than any other brand. Players who are consistent with chalking have the option to chalk after every shot or game unlike other performance chalks. This chalk leaves no residue on the cue ball, table, shaft, or hands.