Nanolash Eyelash Serum is a super effective lash serum that gives visibly longer, stronger, fuller and darker lashes. This is due to the innovative natural formula, and the precise applicator makes it easy to apply the product right down to the lash line, where it is quickly absorbed and goes straight down to the hair follicles, which is where the hair begins. This means that it nourishes the lashes all the way down the hair follicles, giving you the best conditions for the lashes in its anagen phase to grow stronger, thicker and longer. A popular and nourishing lash serum that reaches right to the source, enhances and protects lashes, and gives you a completely different look after only 4 weeks. For beautiful and defined lashes.