• This mug is for quick cooling water from boiling water to warm water. The Heat preservation is not main functional. This is a great design for fast cooling bottle. Make you can drink warm water very quickly. The Temperature warm water may be effected by your environment temperature. The brand new mug may have some Peculiar smell. You can wash it in clear water and fill the water into the bottle and lid about 24 hours. The smell will be gone.
• (First cup) to 100 degrees Celsius water into the cup and tighten the lid. Please shake the bottle about 1 minute. The 100 degrees Celsius water will be rapid cooling to potable water warm. It may also keep warm temperature for about one hours.
• After drinking the first cup of boiling water, (the second cup) can also be poured into a glass of cold water and tighten the lid. Please shake the bottle about 1 minute. The cold water will quickly become immediately available for drinking warm water.When you finished the first cup of water, and you would like to refill 100 degrees Celsius boiling water. Please remember refill the second boiling water after one hour. To avoid to burn the mouth.
• Materials: Food Safe Stainless Steel Capacity: 280 ml Size: 221 x 76.2 mm Weight: 450 g