The base coat you feel in the retention.

Ultimate Base is a HEMA-free, self-levelling base gel designed to give you stronger adhesion, a smoother surface, and a cleaner finish from the very first layer. It applies evenly with minimal effort, helps protect the natural nail, and is trusted by pros for its versatility, whether you’re using it as a classic base, a light builder layer, or even for tip application. Soak-off and cures under UV or LED.