Plastic box. Plastic container. Made of safe POLYPROPYLENE, BOPS these boxes and lids are engineered for heat and cold resistance. Its thick walls keep cold items cold and hot items hot. The containers are microwavable making these the ideal take out container. These come highly recommended as food savers for people who like to cook in batches as a perfect meal prep box. They are easy to stack in coolers and picnic baskets. The fastest way to pack a lunch box. Guaranteed. Container lids stay put, but can be easily removed. Durable and reusable, the containers are of much heavier quality than paper products and will last through many months of waste-free lunch packing.
