Double Walled Coffee Mug

our double wall Glass: 1) Double walled vacuum glass 2) Logo to be printed on the glass body 3) Material made of heat resistant hand blown borosilicate glass 4) Food safe 5) not contain toxic substances 6) Dishwasher safe 7) Heat and Cold resistant 8) Can be held by bear hand for hot and cold drink 9) Cold drink no condensation forms on the glass surface we can provide top quality and competitive price,because we are factory specializing in the manufacture and export of wine glass,tea pot,glass cup,glassware and so on Our factory can manufacture a variety of wine glass,coffee pot,tea pot, common glass cup, coffee cup, milk cup with different sizes and patterns depend on customers' requirement The insulating quality of the double wall glasses doesn’t just keep hot drinks hot for a longer period of time, it also keeps cold drinks cold longer. Another nice thing about them – there is no condensation water when you serve cold drinks, therefore no messy rings on your table. And by the way, they’re great for ice cream as well. Double wall glasses are truly multifunctional. They are made from borosilicate glass and are dishwasher saf