Our highly durable and entirely BPA-free, food-grade plastic sealed lid container helps your favorite foods retain their taste and freshness. Clear side and lid allow you to see what is inside. The option to conveniently stack with other Superio containers leaves plenty of room in your fridge or freezer and makes organizing your meals so much easier. Superio brand food containers are made from heavy-duty plastic and can be put into your freezer or microwave without risk. For all occasions, whether you are preparing meals for the week, freezing your garden harvest, or stocking up for a new baby. Our leak-proof containers keep your food safe and fresh. 4-container sizes: 9-oz, 13-oz, 27-oz, 47-oz.