The Pulsator JetPak is a favorite for it's rhythmically soothing massage with a gentle pulsating feel that is just strong enough to transport you to a place of peaceful relaxation. Learn more: www.bullfrogspas.com/listings/custom/121/45/pulsator The JetPak Therapy System by Bullfrog Spas is the only modular hot tub jetting system that can be personalized specifically for you. You choose your jetting configuration, intensity, and the spa seat in which you prefer to place each JetPak. See more at: www.bullfrogspas.com/jetpaks