The revolutionary new lunch box is more than a standard container and with better functionality. The glass like lid locks to the body fr a water tight seal and has a built in sauce dipping area for sushi lovers. One small interior compartment is removable and ideal for salad dressing and another allows you to split different foods to microwave a hot dish or leave others for cold. BPA Free. Microwave and dishwasher safe. Dimensions are 7 ½ x 7 ½ x 2.