Revlon Colorstay Gel Envy Nail Enamel color. better and unique about the new Colorstay Gel Envy Nail Enamel Base and Colour Formula. New: High-performance gel lacquer with a blend of acrylic polymers boosts shine. Better : Advanced design film-forming system with 4 nail-hugging polymers and optical brightening pearle scence creates a manicure with an ultra-smooth, ultra-glossy look for maximum color dimensionality. Unique : Revlon’s unique formula complex helps promote a high gloss finish.