Features?/p>1.Emotional change color temperature ECG ring. This thermochromic ring has a fashionable design and can change the color of ring according to your mood, because your temperature will change with your mood2.Use high-quality titanium steel. This ring will not make your fingers uncomfortable. You can wear it with confidence3.This product has a variety of sizes, please refer to the picture to buy.4.Unique gift ring design, suitable for couples, boys and girls. Best gift for Christmas or wedding, party day, Valentine's Day, promise gift5.It can be used as a token of love for lovers and will be with you for a long time.Notice:Actual color may be slightly different from the image due to different monitor and light effectPlease allow 1-3mm deviation due to manual measurement includes:1 x ring