OLAPLEX OLAPLEX Lashbond Building Serum 4.4ml | Size 4.4ml | Olaplex's lashbond building serum showcases the brand's expertise in transformative hair care in a deeply conditioning formula that works to deliver your most irrisistible eyelashes. Swipe across the upper lash line daily to infuse skin with highly effective concentrations of the brand's unique technologies, along with biotin and hyaluronic acid - an expertly blended formula that supports natural lash growth and reveals healthier-looking, longer and fuller lashes. 4.4ml Strengthening lash serum Suitable for all skin types Lashes appear longer, thicker, stronger, and fuller Enriched with Hyaluronic Acid, Biotin, Glycerin and Oat Kernel Extract Free from Gluten, Nuts, Sulfates, Parabens, Phosphates and Phthalates Vegan Cruelty free HOW TO USEUse twice daily, AM and PM, on clean, dry skin Dip the brush once and apply to the skin along the upper lash line on both eyes Do not wash off Allow to dry for at least 90 seconds before applying other eye products