Clayspray mattifying red clay effectively fights spots by addressing its core causes 1 eliminates excess oil leaving the skin clear and shinefree 2 unclogs follicles where microorganisms involved in acne breed by removing impurities and excess sebum that block them clayspray mattifying red clay has been clinically tested on 20 subjects with signs of oily skin and moderate spots after 28 days there was a significant decrease in skin surface sebum 35 and spots 23 without affecting the skin m