Tuna pattern Warm teacup A fun bowl that changes color depending on the temperature

A fun teacup whose design changes with temperature. Video (Youtube video) https://youtu.be/-28AFl3QA2w When you add a beverage of 45 degrees or higher, various patterns such as traditional Japanese patterns emerge from the black silhouette. When it cools down, it returns to the black silhouette and you can enjoy the color change as many times as you like. https://base-ec2if.akamaized.net/images/item/origin/96fbda0963a0b224eeb306f5cad35c29.jpg If you take a closer look, there are also illustrations that look like shojo manga. Please enjoy the color change and the unique pattern. 1 piece in a simple paper box (not a set product) Size: Approximately φ6.8cm x H10cm About product handling ・ Please wash before use. ・ Please refrain from using the dishwasher. -Wash with a soft material such as a neutral detergent for the kitchen and a sponge. -Do not wash with a hard material such as a metal scrubbing brush or an abrasive. -If you rub it strongly, the transfer may come off. ・ Do not use in a microwave oven or oven. ・ Since the dye of the pattern is sensitive to ultraviolet rays, do not expose it to sunlight for a long time. ・ Do not soak in water or lukewarm water for a long time. ・ Once the pattern is cooled, the color will develop more clearly when you use it later. ・ There may be individual differences in color development. ・ Because of manual work, the position and shape of the transfer may differ.