Biodance Bio-Collagen Real Deep Mask is a hydrogel mask that contains ultra- low molecular weight collagen and hyaluronic acid to hydrate the skin's surface and penetrate deeper layers. It helps refine enlarged pores and improve skin elasticity. The mask is made of highly concentrated serum, which prevents dehydration while improving skin elasticity and glow. The mask is safe for sensitive skin to dry skin, even acne-prone skin. The mask can be worn for 3-5 hours or overnight. The mask is formulated with non-toxic and non-irritant ingredients and is free of allergic reaction-causing ingredients and 19 harsh controversial ingredients. The mask is hypoallergenic tested and meets the Korean FDA standards. The mask has positive reviews, and users love how it leaves their skin hydrated and plump. There are no negative reviews available. The ingredients of the mask include water, collagen extract, galactomyces ferment filtrate, glycerine, acrylates copolymer, niacinamide, ceratonia siliqua (carob) gum, chondrus crispus extract, betaine, algin, dipropylene glycol, agar, hydroxyacetophenone, 1,2-hexanediol, potassium chloride, polyglyceryl-10 laurate, caprylyl glycol, sucrose, butylene glycol, allantoin, ethylhexylglycerin, hydrolyzed hyaluronic acid, adenosine, disodium EDTA, pyrus communis (pear) fruit extract, rosa damascena flower water, iris florentina root extract, cucumis melo (melon) fruit extract, hedera helix (ivy) leaf/stem extract, dipotassium.