2oz Small Temperature Sensing Color Changing Glass Sakura Cup Water Cup Wine Glass Baijiu

Label:Yes Name:Color Changing Wine Glass Package Contains:1 Pc Color Changing Wine Glass Size:6.1*5cm Material:Glass Color:Transparent

The glass can change color under temperature 25 degrees Celsius(ice water is better). So if you receive in winter (room temperature below 25 degrees Celsius), the glass already changes color, which is normal, you can pour warm water in glass first, then pour ice water to make it change color.