Perfect for a smoother skin surface and lasting makeup the prep and prime set has 4 skin prep tools for your pre-makeup routine. These tools help create a smoother skin surface for better makeup application with a prep brush that is densely packed with firm bristles for mess-free application of moisturizers, serums, primers, or masks. The facial brush can be used to gently exfoliate for healthy-looking skin. The eye reviver is a stationary aluminum ball for a cooling under eye massage and can be used with your favourite under eye serum. Finally the lip exfoliating brush is to be used in circular motions with your favourite lip balm or lip scrub to gently exfoliate and smooth your lips.