Revlon 520 Black Jack 11.7ml Long Wear Nail Enamel

Revlon colorstay gel envy nail enamel colour. What is new, better and unique about the new colorstay gel envy nail enamel base and colour formula? 
A) new: high-performance gel lacquer with a blend of acrylic polymers boosts shine 
b) better : advanced design film-forming system with 4 nail-hugging polymers and optical brightening pearl scene creates a manicure with an ultra-smooth, ultra-glossy look for maximum colour dimensionality 
c) unique : revlon’s unique formula complex helps promote a high gloss finish. About this item 1 Vibrant colour 2 Time- saving application – colour + base 3 Rich, saturated colour stays true 4 Luxurious appearance 5 Colour is infused with optical brighteners for an ultra-smooth, ultra-glossy look with maximum colour dimension