smartgummy base and builder gel: it positions itself, it glides on the surface Gummy: it is flexible, rubbery Base & Builder: You can use it as a base or for natural nail cover and you can also create the C-curve. Not suitable for nail form extensions. New, innovative Gel Base, characterized by extreme ease of processing, high flexibility and strong adhesion. In 4 new shades: Nr4 Cranberry, Nr5 Shimmer Candy, Nr6 Shimmer Rose, Nr7 Shimmer Mauve. Curing time: 2-3 min in UV, 1-2 min in LED.