OCTERR Vacuum Insulated Stainless Steel Mug with Lid, Perfect for Travel, Direct Drip Coffee, and Gifts (Grayish Blue, 380ml)

[Size]: Width: 7cm, Height: 13.4cm, Weight: 208g, Volume: 380ml, Color: Black. The large-diameter design allows for easy washing. It fits perfectly in car drink holders, allowing for easy hydration. (Please check the holder size before use.) [Product Construction]: This product is made of food-grade S304 stainless steel for health and hygiene. Its airtight seal ensures leak-proof protection even when placed on its side in a bag. While it does not have a handle, it has a more delicate feel than a regular coffee cup, so a non-slip surface is recommended. [Heat Retention]: It retains heat and cold for a long time. Cold retention: 2 hours at temperatures below 8°C; Cold retention: 6 hours at temperatures above 38°C. The lid can be opened with one hand for convenient use. The small opening prevents burns, making it ideal for drinking. [Wide Range of Use]: The cup can be stored in a drink holder and is perfect for use at work, school, travel, etc. Not only can you use the cup yourself, but it also makes a great gift. [After-Sales Service]: If you have any problems or dissatisfaction with your purchase, please contact us. We offer customer service, so please feel free to contact us.