Presto® 01241 Aluminum Pressure Cooker with Safety Air Vent/Cover Lock, 4-QtThe smart choice for preparing today's lower calorie foods. Cooks three to ten times faster than ordinary cooking methods! Saves time, energy, and money. Pressure cooking preserves flavors and nutrients, and even tenderizes lean cuts of meat. Pressure regulator maintains the proper cooking pressure automatically. Works on regular and smooth top ranges. Strong, heavy gauge aluminum for quick, even heating, easy cleaning, and long life. Capacity: 4