Handmade Copper Twist Necklace Choker Uncoated - Material: Copper - Design: Twist Choker - Color: - Style: Casual The initial color is similar to pink gold, but with use, it will turn to a brown color due to sweat and water. If you prefer the initial color, you can wash it with vinegar or baking soda to restore the original color. Also, due to the properties of copper, verdigris (green rust) may appear, but it is harmless. In such cases, you can wash it with vinegar or baking soda to remove it. Expected Effects and Properties of Copper Products ▪️Improved blood circulation, pain relief ▪️Sterilization, antibacterial ▪️Mental care ▪️Relief from electromagnetic hypersensitivity Effects vary from person to person. This is only a health supplement and does not guarantee the cure of any disease. This is for those who want to balance fashion and health. Since it is handmade, there are no identical items. Although it is made with care, it is not suitable for those seeking the quality of mass-produced jewelry. We look forward to your purchase if you appreciate the handmade touch. Thank you. Thank you for viewing.