From the Glossy Stain Lip collection. What it is: Primary color base coats that allow you to customize your lip color when combined with other Glossy Stain Classic shades. What it does: An innovative addition to the Glossy Stain family, YSL’s new Amplifiers give you the ultimate bold lip. Layer the amplifier underneath your favorite Glossy stain to create your customized lip color. The texture is lightweight and immediately melts onto lips for long-lasting shine. How to use: Apply one layer of the Glossy Stain Undercoat beneath your favorite Glossy Stain shade. Pro tip: Best-selling Glossy Stain shade N9, Rouge Laque, works beautifully with all three undercoats. When combined with Magenta Amplifier, a reddish-pink tone is created. When combined with Blue Amplifier, a deeper berry tone is created. When combined with Yellow Amplifier, a vibrant orange tone is created .Ingredients: Octyldodecanol , aqua / water , trimethylsiloxyphenyl dimethicone , ethylcellulose , sorbitan stearate , alcohol , cetyl alcohol , sucrose cocoate , phenoxyethanol , sodium lauryl sulfate , hydroxypropyl guar , synthetic fluorphlogopite , calcium aluminum borosilicate , magnesium silicate , calcium sodium borosilicate , silica , benzyl alcohol , limonene , aluminum hydroxide , tin oxide , benzyl benzoate , anise alcohol , alumina. 0.2 oz. Made in France. Ask the experts. Our Beauty Advisors are here to help. Send an email to mailto:YvesSaintLaurentBeautySpecialist@s5a.com YvesSaintLaurentBeautySpecialist@s5a.com