Ltpgtltstronggteffective trigger point release and acupressure massageltstronggtltpgtr ltpgtthe 66fit acupressure trigger point massage ball set allows you to target sore painful areas and by applying pressure successfully relieve tension and release tight knotted musclesltpgtr ltpgtthe acupressure ball set is supplied with a full colour basic instructional leaflet showing the recommended colour ball for use on each body area yellow low intensity orange med