Microwave Turbo Heat Cooker This specially-designed Microwave Turbo Cooker features a release valve that holds in pressure for faster cooking while locking in nutrients and flavor. The generously-sized cooker can fit an entire chicken or roast, and is also perfect for reheating. Recipes included. Care Instructions: Dishwasher safe. BPA free. Polypropylene and silicone. 12"Dia. x 5 3/4"H.