No meausring or mixing required. Easy to use, concentrated, water soluble packets begin to dissolve in seconds. Simply toss the required number of Powerpacks into the pond. Powerpacks help bring your pond to a natural balance. The water will dissolve the Powerpacks in seconds, releasing the natural cleaners into the pond to do their job. The activation bubbles rapidly disperse the beneficial bacteria and barley throughout the pond. Powerpakcs create cleaner and clearer pond water through a natural biological process. - No measuring just drop into your pond for a cleaner, clearer pond - Helps restore and maintain the natural balance of pond water