Everything you need to start up and take care of your hot tub is all in one box! Our Ultra Natural Sanitation System comes with chlorine, pH increaser, pH decreaser, test strips, and our Spa Enzymes. These easy and convenient kits come in a one-month, three-month, six-month, and seven-month supply and provides you with everything you need for a clean, healthy, and natural-feeling spa. Whether you are new to spas or a veteran user, this kit is for you. It simplifies complicated spa upkeep and allows you to spend more time relaxing.