apacity: 0.24L / Materials: Stainless steel, PCT resin, silicone rubber / Heat-resistant temperature: 100℃ / Dishwasher safe / BPA-free / Made in China / Heat retention: 65℃ or higher (1 hour) Cold retention: 10℃ or lower (1 hour) *Heat retention effect refers to the temperature of hot water measured 1 hour after pouring boiling water into the product at a room temperature of 20°C ± 2°C, and when the water temperature reaches 95°C ± 1°C, with the lid on. *Cold retention effectiveness refers to the temperature of water measured 1 hour after pouring cold water into the product at a room temperature of 20°C ± 2°C and placing the lid on the product when the water temperature reaches 4°C ± 1°C. *Before adding drinks, add a small amount of hot (cold) water and preheat (pre-cool) for about 1-2 minutes to increase the heat retention (cold retention) effect.