this arctic mask can repair oxidative dna damage and slow aging on a cellular level. each box includes 5 pieces of face mask and 5 sachets of boosting serum.  the serum of the mask contains alga extract from northern france and iceland. it can tighten skin within 24 hours improve elasticity within 14 days and reshape contour in 28 days. it also contains hyaluronnic acid of small and large molecules. the small molecules can be absorbed instantly and penetrate deep into the skin while the large molecules can form a protective film on the surface of the skin and lock in moisture. they both strengthen skin's barrier and protect skin against external aging factors on cellular level boost skin vitality and provide a youthful look. the mask's tissue is made from botanical elements and is ideal for very sensitive skin. the boosting serum packed separately can accelerate the elimination of free radicals and has anti-oxidant benefits. skin looks more youthul.