This ring features epoxy on the flat face. Stack with slimmer styles or wear alone. 14k gold or sterling silver plated brass. Brass: A zinc and copper alloy known for its durability and can last throughout the years with proper care. Carefully wipe jewelry with a soft cloth after each wear and keep in a proper storage to maintain appearance. Avoid moisture, perfumes, lotions and oils exposure to prevent accelerated discoloration, oxidation and tarnishing.