KINTO 20929 Travel Tumbler 118 fl oz 350 ml Sand Beige Vacuum Double Layer Structure Heat and Cold Retention

Product Name Stainless steel portable thermos Material 188 stainless steel polypropylene silicone rubber BPA free Made in China Heat Retention Above 145F 65C 6 hours Cold Retention Less than 8F 8C 6 hours Heat retention effect is a place with boiling water in the product at a room temperature of 6 degrees F 20 degrees C 2 degrees C and when the water temperature reaches 95 degrees C 1 degrees C it indicates the temperature of the hot water measured after 6 hours Cold retention effect is a product with cold water at a room temperature of 69 F 20 C 2 C when the water temperature reaches 4 F 1 C to indicate the temperature of water measured after 6 hours Before filling your beverages please add a small amount of boiling water cold water and preheat for about 12 minutes precooling to improve the thermal effect of cooling