While the official product page doesn't provide extensive details

Apply to keratin particles before sleep and a dry film will form after about 10 minutes

In the other end

Pure dirt and dead skin refreshing off with double usage

and luster to the skin

BCL Clear Last Face Powder N Medicated-Ocher (12g) _07 DENTAL FLOSS While the official product pageProduct Feature : Fine and smooth powder softly beautifies skin and conceals blemishes, creating refined skin quality and translucent makeup! How to use product size (if any) : Take an appropriate amount with puff and lightly dap on cheeks, nose, chin and forehead, then gently spread evenly *Photo for reference only.