Lifefactory offers glass products for the whole family, including glass baby bottles, glass water bottles, and even glass food storage containers. Lifefactory goes a step beyond most brands of glass bottles by insuring their products are made in the USA and Europe and only using the safest types of glass and silicone available. Here is a chart comparing the different Lifefactory Bottles, what they are made of, and what lids and accessories they are compatible with Lifefactory Glass Bottle Comparison Chart