Skin Booster Toner: Skin Boosting Serum with 6 Peptides that improve skin elasticity, fine lines, pores, and radiance. Boost your skin's condition and achieve multiple benefits with this serum. First Step of Skincare: This lightweight serum with a toner-like texture absorbs quickly into the skin, making it a great first step in your daily skincare routine. Its quick absorption allows for easy layering with other products. Key Ingredients: 6 Peptides that boost skin elasticity, reduce post hyperpigmentation, control pores, renew skin, calm and alleviate skin, and improve the look of fine lines and wrinkles. How to Use: After cleansing, apply 2-3 pumps of the Serum on your face. Layer on your favorite moisturizer for additional hydration. Best when used with the COSRX Snail 96 Essence and/or the COSRX Retinol 0.1 Cream.