Food Storage Containers are made of high-quality BPA-Free, FDA Approved materials. They are all dishwasher, microwave and freezer safe. With compact design and various size, these food storage containers make efficient use of every inch of your home kitchen because they are stackable and nesting. Thanks to built-in steam vents in the lids, the leakproof food boxes are suitable for use in the microwave. The versatile containers are also dishwasher-safe and freezer-safe. These useful airtight storage containers will keep your food fresh for longer. They are heat resistant, microwave and dishwasher proof, which means they will come very handy in any kitchen. Each container comes with a ventilated lid and can be used for serving at the table, freezing any leftovers and heating food in the microwave. Made from an ultra-food grade plastic, these food storage containers are see through to help you identify the food in each container. The lids feature a top vent that opens and closes for your desired suitability, the plastic food containers are to be stacked to save space.