Mink Grey nail lacquer features our Patent Shine 10Xâ„¢ good-for-you nail formula that is proven to promote brighter, stronger, healthier nails. The patented Shock Resistant Polymer Technology delivers a gel-like cushion and long-lasting shine for polished-looking nails with up to 10 days of wear. Radiant Curing hardens and dries polish with the ease of natural light.