From baking, cooking, storing, meal prepping, the high borosilicate glass food storage container has you covered. The durable borosilicate glass construction makes it easy to adapt to both cold and hot temperatures. Perfect for baking and cooking, the container features high-heat resistant borosilicate glass walls that allow it to safely be used in the oven approximately 450 degrees Fahrenheit. Or keep leftovers fresh by storing it in the freezer or refrigerator. The food storage container and lid are reusable so you can use it time and time again. Cleaning the food storage container is a breeze. The container can be placed in the dishwasher or (hand washed). The lids however must be washed by hand. Use warm water and gentle soap and dry thoroughly with a soft towel. Please do not expose this item in extreme temperatures over long periods of time.