The stones are basalt, heated in a bath to 50-55 °C. They are laid along the spine and on tension points, then the therapist uses them as an extension of the hand to work deep.
This is the treatment to choose when the back is genuinely knotted: heat opens the muscle before the pressure arrives, which hands alone take far longer to achieve. Seventy-five minutes.
It is not advised during pregnancy, or with circulatory problems, poorly controlled diabetes or acute inflammation. Tell us and we will steer you to the relaxing massage, which remains available.