Glaminatrix Tiffany is a cool teal with a metallic finish that is permanent and retails for $8.04. In comparison, Natasha Denona Flip (367M) is a cool teal with a metallic finish that is limited edition and retails for $29.00.
Natasha Denona Flip (367M) is 80% similar — it is less shimmery, darker, cooler.
