... Efficacy:Collagen crystal mask in based on the preparation of L-dimension Vitamin C,licorice flavonoids, oat peptide ... moisture nutrition system, rapid infiltration ofnutrients skin deep layer, removal of skin aging horniness, instant skinwhitening, off dull color, ... night, television computer radiation,environmental pollution, the use of misconduct cosmetics appears black, yellow,dry, coarse, wrinkled ...