PetWell Therapeutic MassagerWith four rounded nodes, this PetWell Therapeutic Massager can help increase your pets circulation and relax tense muscles. The sure grip knob lets you determine the amount of pressure to apply to each node. Each node doubles as a finger hold, offering some flexibility for you to massage smaller areas. This massagers total healing power helps reduce anxiety, strengthen immunity and aid digestion. Four rounded nodes for massaging and finger placement