... 2)Special design is possible 3)trasnparent and light Borosilicate Glass Double Wall Glass Cup1. Resistant sharp low and sharp high temperature difference ... Good decay resistance to the acid, alkali chemical substance.Easy for cleaning, don’t absorb the tea flavor.Mainly used: ... tea,fruit tea and Blunt tea utensils , Widely used for coffee,hotel,teahouse,Western restaurant such as place, Have high ...