1 Healthy Material:The vacuum double wall was made of high quality 304 stainless steel,rust-proof, leak-proof,the lid was made of food-grade silicone,and easy to clean.Elegant appearance,not easy to wear.

2 Leakproof Design:The coffee mug lid comes with an airtight silicone seal that prevents the drinks from spilling. Air Vent on the lid allows beverages to flow out smoothly,without gushing or overflowing.The rubber design at the bottom prevents the cup from slipping or tipping.

3 Smart Temperature Display:Smart tumbler has an LED temperature display on the top of the thermos.Easy to understand the internal temperature of the liquid by touching the LED screen.No need to pass the mouth to test the temperature and avoid burns.

4 Keep Your Favorite Drink Hot or Cold for 12-24 Hours. The coffee tumbler is double-walled and vacuum insulated, which keeps the coffee hot or cold for hours, you can enjoy your favorite beverage anytime. A nice day starts with a cup of coffee.

5 Perfect Capacity. With a capacity of 380ml or 510 ml ,this stainless steel vacuum insulated travel mug is very light, easy to carry, and you can enjoy your coffee easily wherever you go. Suitable for use indoor and outdoor, such as car, home, parties, travel, school, camping, and office time. It brings you a good sense of use anytime