55 Degree Magic Cup/Rapid Variable Temperature Cup

Step1: The first cup of (hot water) : pour boiling water to 100 degrees Celsius, tightening the lid, shake up and down about unscrewed the lid after 1 minute, cup boiling water was rapidly cooled to drinkable water.

Step2:Second cup (cold water) : it can be cold water pour that tightening the lid, also about 1 minutes after shaking up and down again unscrewed the lid and the cup was cold water will quickly become can be

immediately drinking, 55 degrees of warm water.

Step 3:Third cup (hot water) : if after the first cup of water to drink, also want to inject into the cup, 100 degrees celsius boiled water, middle interval about 1 hour, or cooling effect is not so obvious.