Smooth & refine your skin's texture with the Institut Esthederm Pure System Pore Refiner Concentrate, a condensed skin perfector with immediately visible results. The perfect makeup base, the Pore Refiner Concentrate will instantly tighten the pores & smooth the skin's texture. Oily skin will be normalised as sebum production is regulated, guaranteeing healthy-looking & radiant skin. Pore size will be visibly reduced thanks to its powerful astringent properties, helping the skin to regulate its own purity & maintain youthful radiance. Apply in the morning alone or before your usual cream on clean dry skin (face & neck). Can also be used locally on key zones.