DescriptionThis mood ringcan change the color along with the temperature change.Different colors represent different moods, so the color of the ring can reflect your mood at the moment.Adjustable open ring, one size fit for most finger size, suitable for most people to wear.Features-Color: As shown -Material: Zinc alloy, color-changing acrylic -Size:1.70X2.00X1.40cm/ 0.67X0.79X0.55 in.-Note: Turn black below 14, discolor between 14 to 37. -Warning: Please avoid exceeding the maximum temperature of 38. - Excellent craft, carefully down to every detail to give it a chic and charming look.- Made of premium alloy and acrylic materials, safe and durable for use, not easy to break, long serving life. - Change the color according to your mood and body temperature, what a funny ring! - Wearing it will make you look more gorgeous, stand out from the crowd, improve your elegant temperament and highlight your charm.- An amazing gift choice for your kids, girlfriends, friends or family on Valentine's day, Christmas and other special days.