Arm & Hammer 12-Piece Clear Fresh Take Thermal Food Storage Containers Set with Green Lid Includes (2) 5 cup containers, (2) 7 cup containers and (1) 9 cup and (1) 14 cup container with matching lids Insulated dual wall construction provides longer temperature retention and is safe to handle after heating Lid features Smart Vent steam release which heats contents with lid sealed BPA-free; microwave, dishwasher and freezer safe; stain resistant Antimicrobial product protection helps prevent uncontrolled growth of bacteria on surface of container that may cause odors