The basics Duo Brush-On Lash Adhesive with Vitamins guarantees a quick and precise application for your false lashes.  The benefits Made with vitamin A, C & E. The uses Made from a latex-free formula, it ensures lashes remain firmly in place all day. The bottom line DUO® Striplash Adhesive is the world's best selling lash adhesive and has been a favorite of professional makeup artists for decades.