Glaminatrix Peri-twinkle is a neutral lavender with a sparkle finish that is permanent and retails for $8.04. In comparison, Natasha Denona Lavender/Gold and Silver (3) is a neutral lavender with a glitter finish that is permanent and retails for $28.00.
Natasha Denona Lavender/Gold and Silver (3) is 90% similar — it is darker, cooler.