The Sistema® Microwave™ Steamer has been specifically designed for steaming vegetables, fish and poultry. Just add water to the base, add your ingredients to the steaming basket and close the distinctive Sistema® easy-locking clips. Open the steam vent, and cook or reheat. Steam release vent in the lid for splatter-free heating. Removable steamer basket. Convenient easy-lift tabs make it simple to transport from microwave to bench.