Creating a smooth canvas for your foundation, <a href=" http://www.selfridges.com/GB/en/cat/estee-lauder/" style="text-decoration: none"><font color="black"><b>Estée Lauder</b></font></a>&#39;s The Mattifier <b>primer</b> keeps oil and shine in check - leaving a velvet-like finish. For a complexion that looks healthy and perfected throughout the day, apply it as a base and use it to touch-up over your make-up too.