1.Borolisicate glass,heat-resistant. 2.Made by hand,mouth blowing. 3.Capacity:400ml; 4. ... certificate standard: SGS,ISO9001,FDA,LFGB.Product advantage:The design according to human’s body, without burning your finger ... and sharp high temperature very well.Good decay resistance to the acid, alkali chemical substance. Easy for cleaning, don ... coffee and milk is also ok. heat-resistant covered glass cup