NO7 Lift & Luminate Triple Action Serum Boost Sheet Mask (4 Pack) 1 week's worth of age-defying serum ingredients in 1 mask  Instantly, skin looks more radiant, feels nourished and texture feels improved.  After 2 weeks, the appearance of fine lines is visibly reduced, skin feels firmer and looks more even.  See even better results after 4 weeks when used weekly with your 