Product DescriptionKids containers are crafted of borosilicate environment-friendly glass that won’t leach chemicals into your food. Transfer from freezer to oven without the containers warping, discoloring, or absorbing odors. the glass tolerates extreme temperatures; there is no need to let food cool before storing themExtend the life of your baby food with airtight lids – food stays fresh and nutrients are locked in when you store our jars in the refrigerator or freezer. Prepare multiple meals at one time and save for later without worrying about spoiled foodThis food container set is designed with a comfortable grip and convenient hold. They are stackable for neat storage and fit perfectly in lunch boxes or diaper bags. The gasket is removable for thorough cleaning