*size-- 3 ltr *(grs)gasket release system serves as additional safety for pressure cooker. *firm & study handle fitted with ss screw takes the weight of thepressure cooker with ease and without getting loose. *improved anti bulging bottom for extra ordinary fuel efficiency and equal distribution of heat along with high retention. *safety plug a safety support device on the lid release pressure when the vent pipe gets blocked. *weight and whistle high quality weight and whistle used for optimum pressure.