The Next Revolution in Nail Enamel. New Revlon ColorStay Gel Envy Longwear Nail Enamel. 2 Steps to Total Gel Envy. Vivid colour. Brilliant shine. Long-lasting strength. With patented Revlon film smoothing technology that helps provide multi-dimensional high shine, revolutionary Revlon ColorStay Gel Envy Diamond Top Coat delivers a protective coating for long-lasting strength and shine.