Feature:<br> This type of color change mood ring can perceive your temperature and test your mood.<br> It is sensitive to temperature, so when your mood change,your body temperature may change with your mood.<br> Different color represents different mood.<br> Great gift choice for special occasions such as a Christmas,Valentines Day,Birthday, <br> Anniversary, Wedding,Easter and Mother's Day <br> Perfect for lovers,couple,girlfriend, wife, mom, best friend, etc.<br> <br> Warmly Tips:<br> Please keep products away from water. <br> Mood stone will lose it's function if submerged in water; <br> Mood stones are also fragile, please use with care!<br> <br> Material: Alloy,Feeling warm piece.<br> Size:<br> Diameter: 17 mm/ 0.67"<br> Open Design, adjustable, suits for US Size 5-10.<br> Color:As Picture Show.<br> Quantity: 1 PC.<br> <br> Note:<br> Size for manual measurement, there may be a 0 to 2 for cm error, belongs to the normal phenomenon.<br> And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!<br> <br> Package includes:<br> 1 PC X Ring .