Lunch Box Set•These 3-in-1 food-grade lunch box set has an extra-durable no-leak silicone lining in the lid and twist lock to keep that lid on tight!•The lunch box set features a convenient silicone air hole plug on lids to keep food fresh. A closed plug aerates the food inside•The food tastes just the way it should. Food remains hot inside the containers, PP body insulates the con