Natasha Denona Shine (218M) is a warm copper with a metallic finish that is permanent in palette and retails for $29.00. In comparison, ColourPop Hoot N Holler is a warm copper with a sparkle finish that is limited edition and retails for $9.00.
ColourPop Hoot N Holler is 80% similar — it is less shimmery, darker, cooler.