This unique and beautiful adinkra symbol earrings represent Gye Nyame, the symbol of the supremacy of God. Literally meanging, "except for God."
To clean, use a house hold cleaning product called, bar keepers friend [the liquid kind, you can get it from target.] Add the solution to a bowl of water, and soak for 5-20mins. This works to strip the metal [copper/ bronze] to a beautiful shine. Rinse thuroughly.