Grsta Thermos Mug, 20 oz Stainless Steel Thermal Insulated 6 Hours Hot and 8 Cold, Coffee Mug to Go, Leak Proof, for Tea, Smoothies More

High-quality stainless steel: this 20 oz thermal mug is made of 18/8 stainless steel with double-walled vacuum wall. This thermal coffee mug provides maximum heat retention and keeps your drinks hot for up to 6 hours and cold for up to 8 hours. Whether winter or summer, you can drink it at the right temperature. Shatterproof and leak-proof lid: this coffee mug to go fits in the cup holder in the car, is leak-proof and easy to fill. The clear lid features a pouring spout for easy pouring, and the screw top and silicone seal prevent spills - so your drink is safe anywhere. Easy to clean: the inner layer of the coffee thermal mug is not easy to get dirty and can be easily rinsed off. The wide opening and smooth interior allow easy access to all corners, whether by hand or with a cleaning tool. This saves time and effort in daily cleaning. Ideal for on the go and in the car: this coffee mug with careful powder coating and matte surface is a practical companion for enjoying coffee on the go. Thanks to its fit in the car cup holder, leak-proof design and convenient filling opening, it is an easy choice for both on the go and in the car. Note: If you fill hot water in the thermal coffee mug to go, we recommend the lid ventilation before and after closing approx. 5 minutes to deflate. Then close the ventilation again to retain heat. Do not pour boiling water directly into the cup (recommended water temperature: no higher than 75°C).