Sturdy stylish good for hot or cold. Microwave and freezer safe. Space efficient stacking. Size 4The base is made from bagasse recycled sugarcane and has 99% less embodied carbon than polystyrene and paper. Our new dipping bases have a built in compartment for keeping dips separate. Sturdy and stylish they're suitable for the microwave and the freezer. Perfect for hot or cold food simply remove the lid before reheating.