The Guerlain Radiance Booster Perfection Primer is Formulated with 98% natural ingredients, this primer has a wonderful gel texture that gives you perfectly unified skin. Imperfections are blurred and skin looks smooth and beautiful.

To use: Take a small amount of gel on the back of your hand and gently apply to your face, working outwards to even out creases and smooth lines. Wait a few seconds before applying foundation.