TIGER stainless bottle Sahara 2WAY Lion MBR-S06GRFeatures 1 heat insulation effect (24 hours 6 hours): 45 or more 73 or more. The heat insulation effect, at 20 degrees 2 degrees room temperature, meets the boiling water to the product to the line the bottom end, it is hot water in the state that was to vertically the temperature of the hot water is in case you have left 6 hours from the time of 95 degrees 1 degree. This is the numerical value of the time of cups and medium plugs use. 2 cold potency