Clays have been used for centuries to beautify and refresh when used as a facial mask. Cleopatra used clay from the Nile river and the Arabian desert over 1800 years ago, as part of her beauty ritual. German and Roman spas have been using clay packs and treatments in the spas they built 4000 years ago. Many of these spas still exist and use clay even today. Pliney the Elder devoted an entire chapter of his Natural History" to the many uses of clay for pimples, black heads and skin tightening. Many famous naturopaths, such as Kuhn, Just and Kneipp have contributed to the revival of the uses of clay through their natural treatments for arthritus and skin ailgments. The use of clay with apple cider vinegar can be dated back to the southern French priest of the 16th century, Kneipp, and his natural treatments using clay packs and poultices.Aztec secret indian healing clay is bentonite clay from Death Valley, California, where it is sun-dried for up to six months in temperatures that sometimes reach 134 degrees Facials, acne, bodywraps, clay baths, foot soaks, chilled clay for knee packs and insect bites! Enjoy the benefits of clay in your own home. Beautify & refresh.