Hawkins Classic 3 Liter Pressure Cooker with Easy to quarter turn is enough Open & Close;Made from commercially pure, virgin aluminum; Mirror polished; interior and base matt finish;Features a 'goof-proof' lid that seals from the inside like a jetliner door, ensuring greater safety;Inside fitting lid opens only when pressure falls Stay cool handles;Pressure is regulated automatically to optimum levels for speed cooking; Shielded Safety valve, Long lasting gasket