The Neutrogena Healthy Lashes Lash Enhancer Serum is a gentle yet effective lash enhancer that helps to promote the appearance of longer and fuller lashes. This serum is formulated with a blend of ingredients that nourish and condition the lashes, helping them to appear thicker and more voluminous. The serum is easy to apply and is suitable for sensitive eyes. With regular use, you can expect to see visible results in just a few weeks. If you're looking for a lash enhancer that is gentle on the eyes and delivers noticeable results, the Neutrogena Healthy Lashes Lash Enhancer Serum is a great option to consider this Black Friday.