The Intex PureSpa Bubble Massage is like no other inflatable spa in the world. There?s nothing like a soothing, warm soak surrounded by thousands of therapeutic bubbles after a long day. Incorporating over 120 heated bubble jets with Intex\'s unique patented Fiber-Tech Technology. PureSpa provides relaxation at a touch of a button. The easy-to-use control panel activates the high performance bubble jets surrounding the interior of the spa for a refreshing massage. The heating system adjusts to fit your personal temperature preference, allowing a stress-free spa experience. It also provides simple maintenance with east-to-replace filter cartridges for lasting enjoyment for up to 4 people.