Sisley Sisleÿa Global Firming Serum 1.06oz, 30ml Sisley Sisleÿa Global Firming Serum restructures the skin improving density, resilience, and firmness. Sisleÿa Global Firming Serum is made with botanical extracts such as dill, tiger nut, padina pavonica, organic rye and oat seed extracts, and peptidic soy, plus the essential oils of lavender and marjoram. Sisley Sisleÿa Global Firming Serum is the real fountain of youth. With its powerful combination of targeted botanical active ingredients, this age-fighter combats all aspects of skin slackening, helping to restore the plumpness, curves and contours of a more youthful face. It does so by strengthening the skin’s elasticity and improving its tone, resilience and firmness.