Compared to regular cookers, the pressure cooker greatly improves the cooking speed of food in the pressure cooker by trapping steam inside, in the sealed environment and on the composite bottom of the cooker. This saves up to 70% of the time and makes it easier to enjoy Cooker is hands-down a great tool for your kitchen. Emergency relief safe and insurance, automatic pressure relief, save worry and effort Elastic silicone sealing ring, made of high-quality silicone material, U-shaped and durable