Stacy Lash Primer - is designed to prep lashes before application of extensions. Eyelash primer for lash extensions removes traces of body oils, residual make-up and dust, thus making them perfectly clean to ensure long lasting hold of individual extensions to natural lashes. Better glue retention – eyelash primer promotes reliable bond, contributing to longer extensions wear and helping to prevent their early fallout. Increases eyelash extension adhesive power. Practical Size – Our 1.35 fl.oz (40ml) lash extension primer offers twice the volume compared to most lash primers on the market. The long-lasting bottle is equipped with a capped spray top, providing a secure seal to preserve product freshness and ensure a strong bond every time. A true must-have among professional eyelash supplies. Lash pre-treatment gem - Primer is applied after lash shampoo and is needed to seal the bond between natural eyelashes and extensions. A must-have item among lash supplies Easy to use - apply lash primer for lash extensions on a micro brush and brush the natural lashes to ensure the long lasting hold and stronger bond with the glue