ColourPop Mud Pot is a warm copper with a metallic finish that is limited edition and retails for $4.50. In comparison, Natasha Denona High Degree (311M) is a warm copper with a metallic finish that is permanent in palette and retails for $29.00.
Natasha Denona High Degree (311M) is 80% similar — it is less shimmery, darker.
