Why Minerals of the Sea Cleanser and Mask in One? After my 18 years in the beauty industry I have learned and seen from my personal experience that cleansing is the most important thing you can do for you skin. If you don’t clean your skin every day the makeup, sunscreen and dirt will end up sitting in your pores, clogging them them, leading to acne, dull skin and premature aging. I have been shocked to see first hand how many people aren’t doing this basic step in skincare. There was even a study that 57% of millennial women have actually applied makeup on top of makeup from the day before!