... optional 3.elegant, enjoy life 4.OEM&ODM 1. colored crystal teapot: hand blown2. color: red,yellow,blue,green,purple,pink,black ... Borosilicate GlassProperties:Instantaneous temperature difference 150°C-20°CUsage:The teapot can be used on the electric stove,gas stove and ... electromagnetic furnace.(The bottom of teapot must be pasted with electromagnetic piece.And it is ...