Carrying your favorite homemade meals to work or office has never been this easy and hassle-free before, all thanks to this Executive Lunch Box Plastic Food Container from Signoraware. Made from Plastic This lunch box set has 4 containers, all of which are designed using high-quality plastic to ensure maximum durability. Airtight Protection Each container comes with a lid that forms an airtight seal to trap in freshness and flavor of food stored in it while preventing spills and leaks. Microwave-safe You can use these containers to reheat food directly in microwave ovens so that you enjoy warm and flavorful meals any time.