New to heaven at number 7 lava shells massage using beautiful gently heated tiger clam shells and a deliciously scented essential oils the warmth of the lava shells allows deep relaxation in this divine massage shells glide over the back to warm and relax muscles the focus then moves onto pressure points and tension areas to ease stress and stiffness delivery an intense and powerful massage treatment good for relaxation back aches and pains headaches or just a pampering treat