Elf Powergrip Primer is a water-based primer that is specially formulated to help your nails stay strong and healthy. The formula contains a variety of natural ingredients that help to protect and nourish your nails, making them less prone to damage and breakage. Additionally, the primer helps to create a smooth base for your nail polish, so that your color application is more even and longer-lasting. The water-based formulation is gentle on the nails, making it a great choice for those with sensitive skin or nails.