SO DRY Activated Clay desiccant absorbs moisture vapor through the capillary action of adsorbent particles without changing the physical shape of the particles or the bag. Clay minerals mainly of montmorillonite by drying activity. It is a natural, nontoxic, tasteless, non-corrosiveness, completely degradable environmentally friendly desiccant which has strong moisture dehumidify capacity, static dehumidification, odor removal and features of fast and strong absorption.