Doshisha Mug for Hot for Warming and Cold Water, 320ml, Sensitivity, Heat-Absorbing Design, Ivory, ON℃ZONE

A mug specifically designed for drinking hot water, perfect for a daily warming lifestyle. This product makes boiled water easy to drink quickly. Its heat-absorbing structure quickly absorbs the heat of hot water and keeps it warm for a long time at the perfect temperature for lukewarm water. *This product is not vacuum-sealed. A simple way to start warming up with lukewarm water. It was developed so that you can quickly drink hot water even on busy mornings. A special mug made specifically for drinking hot water. The uniquely formulated heat-absorbing agent lowers the temperature of the drink, making it easier to drink. By eliminating the lid for heat retention and the vacuum structure for heat insulation, this mug is designed specifically for drinking hot water. Available in two sizes to suit your lifestyle: the regular size of 320ml and the compact 230ml that cools faster. Both sizes have a water level line on the inside to help you incorporate warming into your daily routine. The "sa-you" logo not only represents the meaning of plain hot water, but also embodies the idea that you too should start drinking plain hot water! It takes about 3 minutes to reach the temperature (60-65°C) suitable for hot water. It stays warm for about an hour.