Enhance your lashes with the Essential Serum. This serum, in a sleek gold and black design, promotes longer, fuller lashes. Perfect for daily use. Visibly enhance your natural lashes with ultra-nourishing and performance-based ingredients like Biotin and Amino Acids - with real results starting after just 4 weeks of nightly use! Our #1 best-seller for a reason, the Essential Lash Serum delivers noticeable lash improvement and can be used with or without falsies to help retain lashes over time. Clinically Studied Ophthalmologist Tested Vegan & Cruelty Free 3 Month Supply (2 mL)