Dp Dermaceuticals R.E.R Masks have been perfectly contoured to fit facial eye areas, to visibly restore the skin where expression lines and wrinkles tend to appear. The R.E.R. mask reduce the appearance of fine lines and puffiness, leaving this delicate area feeling nourished and smooth. How to use: Apply on clean skin or after microneedling treatments. Leave 10-30 minutes to allow active ingredients to penetrate into the skin. Remove and discard. Single use only. Size: Each box contains five eye mask sets.