Starmaid Fridge Mate Lettuce Food Storage Container, 5-Quart, Blue Tint with Blue Tray Dual vent system allows for optimum aeration, unique aeroflow tray allows air to pass underneath produce to maintain freshness Made from premium food-safe materials that are 100-percent lead, BPA and cadmium free Freezer, microwave and top rack dishwasher safe 5 Quart (5 liter) Australian designed around functionality and quality; made in Australia