Cut down in half or eliminate altogether your costly lash extension touch-up appointments. Extend the life of your lash extensions without going to your lash extension specialist every 3 to 4 weeks. Your lashes will stay on upto 50 to 100% longer with continued use of Eyelash Lab's Coating Sealant. Applied each morning, it adds an invisible layer of lash moisturizer and non-irritant adhesive to your extended lashes, keeping your extended lashes supple, soft and ON. Consider this your home care kit for your extended lashes. Perfect with Eyelash Lab's specially formulated Mascara. Available in 10ml size and is enough for about 2 months usage time.