ColourPop Roller Girl is a warm black with a sparkle finish that is limited edition and retails for $6.00. In comparison, NARS L'Amour, Toujours L'Amour #12 is a neutral purple with a sparkle finish that is discontinued and retails for $25.00.
NARS L'Amour, Toujours L'Amour #12 is 90% similar — it is lighter.