The Samsara 9 layer laminated jump/break tips are quickly establishing themselves as the best jump/break tips in the market. Jump and break with control and english! The special manufacturing process used to make these tips has made them feel as hard as phenolic without any of the drawbacks! All leather and no plastic make these tips legal to use in all playing formats that allow jumping. They will not harm the cue ball with extended play like some of the hard plastics used today.