These cleansing detox pads adhere to the soles of your feet and help collect toxins while you sleep. Everything from heavy metals to metabolic waste and other impurities absorb right into the pad. Compare the clean white pad before you go to sleep with the dirty black pad after you wake up, and you'll be amazed at just how many impurities your body eliminates! Plus, you'll see the results right away. Contains the natural cleansing power of double distilled bamboo vinegar.