Michelle Campbell Jewelry is produced in brass and plated with 14 karat yellow gold, rose gold, or rhodium. In order to avoid tarnishing and maintain the high-shine finish plating of your Campbell piece, please follow our care instructions! Avoid the following activities while wearing your jewelry: swimming, bathing, exercising, or showering. For rings specifically, avoid washing your hands or using lotion while wearing. Do not clean plated jewelry with chemicals, instead gently wipe them with a soft towel.