Mini Coffee Cup Stainless Steel Portable Water Cup Insulating Cup Fashion Gift Cup Features: To avoid Leakage we recommend: ✅1. Leave some space for the of the coffee mug for thermal expansion and avoid tightly sealing containers with hot liquids. ✅2. Avoid vigorously shaking in case of leakage. ✅3.Behind brewing hot coffee wait for 3 minutes and then close the lid to avoid from rising due to thermal expansion and high pressure. the cup can keep the beverage hot for up to 6 hours/cold for 18 hours with the sliding lid closed. Enjoy your favorite hot/cold beverage until the last drop! Tips: Test the temperature before drinking hot coffee in case of scalding. For example open the lid and take a sip or use a straw (straw not included) You can easily hold the cup with one hand. The travel Coffee cup is made of stainless steel which will not leave a mark when it falls. It is also easy to clean and. Today s cold brew coffee won t taste like yesterday s strawberry. Your family and kids could enjoy it safely. Product Description: product include ： 1* vacuum cup