Manttra 5 Quart Quick & Easy Stainless Steel Pressure Cooker Unidirectional Valve, Quick Release, Locking Button 5 Safety features including Gasket Release, Locking Mechanism, Zero-Pressure Device, Fusible Safety Valve. UL approved. Thick encapsulated base for even heating and browing Mirror Polished Cooker with Large Pot Stay Cool Handles. Trivet and Recipe Book included