450ml food grade glass jar for jam 1)10 years experience in glassware 2) ... competitive price. They are made from borosilicate glass, the glass bottle volume is 2ml,3ml,4ml,5ml,6ml ... produce all kinds of glass bottle ,fox examples perfume bottle ,roll on bottle,cream jar,nail polish ,food bottle ... service for our customer. And we are very glad that if you contact us. 450ml food grade glass jar for jam ...