●1.CUEELF chalk can increases friction between cue and ball, helps minimize the chance of a miscue on a Non-center hit. ●2.High quality CUEELF chalk.Longer on-tip chalk life. ●3.The package includes 1 chalk cubes. Easy to transportation and storage. ●4.Acclaimed by both professional and amateur players alike. ●5.If you have any questions, please contact us first, we will reply to you as soon as possible of receiving your Email, and help you solve it until you are satisfied.