DescriptionThis color changing mood ring is a great jewelry for you to quickly identify your own as well as your partners emotional fluctuations. Change color in response to different temperature, potentially reflecting the body temperature change associated with wearers emotions.Features-Material: Copper -Note: Turn black below 14, discolor between 14 to 37. - This color changing ring is durable and hold its shape well, and it does change color according to temperature. - Its smooth surface ensures it's comfortable to wear, bring you a nice wearing experience. - A perfect gift for your loved one on holidays, Halloween, Christmas, birthdays, anniversaries, etc. - This ring can match your most outfit and show your personality, add this mood jewelry to your collection. - Creative design. This mood ring can change the color along with the temperature change.