Revlon Nail Enamel Oi Beautiful 0.5oz / 14.7ml Revlon Nail Enamel delivers gorgeous smooth, chip-resistant color to nails. Revlon Nail Enamel gives up to 10 days of lasting color shine. Revlon s exclusive silk-protein shield works to instantly help even out the surface of the nail while rising above color to automatically smooth away bubbles, streaks and brush marks.