Butterfly Gemstone Color Change With Temperature Necklace Butterfly Magic Emotion Feeling Mood Pendant Necklace Jewelry Feature: This type of color change mood necklace can perceive your temperature and test your mood. It is sensitive to temperature, so when your mood change, your body temperature may change with your mood. Different color represents different mood. Great gift choice for special occasions such as a Christmas,Valentines Day,Birthday, Anniversary, Wedding,Easter and Mother's Day Perfect for lovers,couple,girlfriend, wife, mom, best friend, etc. Warmly Tips: Please keep products away from water. Mood stone will lose it's function if submerged in water; Mood stones are also fragile, please use with care! Material: Stainless steel chain,Feeling warm piece. Color:Color Change With Temperature Size: Chain Length50cm/20" More detailed,please see photo Color:As Picture Show. Quantity: 1 Pc. Note: Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Pc X Necklace.Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 24 hours.