... 2.Suit gift 3.heat-resistant : 580 4.Factory selling Handmade baby bottleQuality certificate: environment-friendly borosilicate glass, virulent and inodorous,safe ... passed the green food inspection.Expansion coefficient : 3.3Product craft: handmade, advanced equipment ,Ancient craft,Blend in modem science and technology ... ,ISO9001,FDA,LFGB.We look forward to your early require ! handmade baby bottle