510ml Travel Coffee Mug Stainless Steel Vacuum keep Cold and Hot Drinks 17oz Insulated Tumbler Leak Proof for Home Office Outdoor Works

Food Grade Safe - The Vacuum double wall was made of high quality stainless steel, is robust and durable, keeps the drink without any smell. The removable lid makes it very easy to keep your travel mug clean., Protable Coffee Mug - This coffee mug is a portable travel mug when you are on the go. Flip lid opens and locks easily, You can open the flip lid with thumb in one second to drink from the tumbler., Keep Your Coffee Hot and Cold for Hours - This Coffee thermos for maximum temperature detention, hot drinks keep warm for up to 4 hours and cold drinks stay cold for up to 6 hours., Leakproof Design - Built to house 510ml/17oz beverages,this is one coffee cup with seal lid preventing from leak or spilling .The coffee cup buckle can be closed tightly after two clicks., Functional Style - Pack your insulated mug in your bag, backpack or suitcase without any worrying about spillage. Take it anywhere you want go, to office, school, travel. Enjoy the nice day！