Warm up food or store to keep fresh for longer in this glass container Made of borosilicate glass that is 11% lighter than tempered glass and far less prone to breakages Easily store different kinds of dry food with divider between them Keeps food items fresher for longer durations thanks to its air tight technology Conventional oven and freezer safe Do not heat up for long time, preheat without any foods inside, put directly on the flame and place frozen dishes directly in a hot oven Do not cover with lid when using in microwave or dishwasher