You will enjoyrr choice of one lava shells massage treatment from the selectionr back neck and shoulder massage 30 minutesr back and legs massage 30 minutesr full body massage 60 minutesr r lava shells are the world39s first naturally self heating massage too each lava shell is 100 natural this revolutionary and unique massage uses naturally self warming tiger clam shells to deliver a seamless treatment tailored to suit your individual needs the warm smooth shells are expert