?Keep Cold/Hot For Hours? Insulated Coffee Mug Is Made Of High Quality 304 Food Grade Stainless Steel, Bpa Free, Safe And Non-Toxic, Durable And Reusable. With Double-Layer Vacuum Insulation Technology, It Can Keep Your Drink Hot Or Cold For Hours. Say Goodbye To Big Bulky Water Bottles And Easily Enjoy Your Favorite Beverage While Commuting And On The Go. | | ?Ideal Size?Travel Coffee Mugs Are Available In Sizes 12 Oz/380 Ml And In A Variety Of Colors. The Diameter Of The Bottom Of The Cup Is 2.7In/ 7Cm, Which Is Compact And Lightweight Enough To Fit In Your Car Cup Holder. This Portable Coffee Mug Is Suitable For Indoor And Outdoor, Office, Party, Traveling And Many Other Occasions. | | ?Easy To Drink With One Hand?The Insulated Coffee Mug Features An Eco-Friendly Flip-Top Opening With A Leak-Proof Top, Which Can Be Easily Opened And Closed With One Hand While Driving, Making It The Most Reliable Choice For Your Commute Or Travel. The Body Of The Cup Features A Twill Silicone.