Ace Color Base Coat achieves 9-free safety indicators, does not contain formaldehyde, repairs nails at the same time, and has over 80 colors. It is recommended by major Japanese models and ladies! Breaking tradition, quick-drying and easy coating, high oxygen permeability, not easy to pigmentation, shiny texture, long-lasting color! Uka nail oil products are everything that represent organic, addictive and beautifying. Caring for your nails is a beauty experience that is often overlooked by women, because it is such a boring repetitive process. uka's nail oil products have changed this experience immensely and turned it into an enthusiastic and rejuvenating process that will make a woman feel refreshed and truly beautiful.