Set of massage balls in 3 different hardnesses for acupressure massage and trigger point release.
Starting with the softest (least aggressive) ball choose a ball of suitable hardness and position it on the point to be massaged.
For the lower back or glutes start in a sitting position; for calfs or thighs try either sitting or lying on the floor and gently roll around on the ball.
For shoulders & upper back place the ball between your back and a wall.
For the neck roll the ball around between your neck and open palm.