GelColor of OPI - dried in the speed of light! This innovation allows a perfect manicure in just 30 minutes! OPI GelColor is completely dry in. Within 30 seconds with the new LED technology With a UV lamp for 2 minutes. For an incredibly long-lasting hold of as much as 3-4 weeks, and an incomparable shine: GelColor holds, lasts and lasts and even more !!!! Check it out now, you will be thrilled! OPI Gelcolor be combined with the Base and Top Coat of Gelish Nailharmony and with the Basic products CND Shellac!