What it is: Julep metallic polish coats your nails in a rich burst of color in a high-shimmer finish. What it does: The patented, quick-drying formula nourishes for stronger, thicker and smoother nails. Pure green-coffee-bean extract salutes Julep's Seattle hometown while effectively banishing free radicals. How to use: Apply two coats of nail color over a base coat. Finish with a top coat for extra shine.