Designed to help you achieve an at-home French manicure in minutes, this nail polish kit includes a handy silicone tool for flawless application. Designed to help you achieve an at-home French manicure in minutes, this nail polish kit includes a handy silicone tool for flawless application. On a mission to make you feel and look your most incredible self, Nails.INC harnesses 20 years of experience to bring you the best in beauty, whether it's innovative manicure essentials or *of-the-moment* polish shades.