Sistema microwave container has been specifically designed for microwave cooking and re-heating of food. Featuring Cool to touch, easy lift tabs and removable steaming tray, distinctive Sistema KLIP it easy locking clips and steam release vent in lid for splatter-free heating. Durable microwave range has steamers that make it easy to create nutritious meals, microwave plates for storing and re-heating leftovers, rice cooker, soup mug and easy eggs. Do not use your Sistema microwave container in a conventional oven, on a hot plate, under the grill or on the stove. All Sistema microwave products are dishwasher (top rack), microwave and fridge/freezer safe. Phthalate and BPA free and are designed and made in new Zealand.