Our editors tested 18 popular sheet masks on a range of skin types and face shapes to find the best ones worth your money.

However, the Biodance mask is actually designed to be worn all night long—keeping it on for three to four hours is fine, but the entirety of your beauty sleep is ideal, according to the brand.

As the natural production of collagen within the skin dwindles with age, so do the skin's flexibility and elasticity. This leads to the establishment of wrinkles.