The Stainless Steel Hawkins Contura has a body and lid made from superior grade AISI 304 non-magnetic stainless steel The cooker has an external base of AISI 430 grade magnetic stainless steel which makes it Induction Compatible It has a 6 6 mm thick sandwich bottom to ensure uniform heating and no hotspots The base always stays flat and never bulges It has a unique body with rounded sides for easier stirring, better visibility and easy removal of food For difficult dishes which require a lot of stirring, it is the ideal cooker It stays bright, does not pit or corrode, is extremely hygienic and stays looking new for years Each Stainless Steel Hawkins Contura features an inside-fitting lid This design is inherently safer than conventional cookers Thus it is pressure-locked for safety ? like a jetliner door! It has improved pressure regulator which saves more fuel The safety valve is located under the lid handle bar so that when it operates the steam is safely deflected downwards The gasket has minimum exposure to steam inside the cooker, does not rub every time the product is opened and closed ? so lasts longer Stay-cool handles Fixed sturdy pivot does not put pressure on the plastic handles as it is a part of the metal handle itself Thus handles last longer Suitable for use on all domestic gas, electric, halogen, ceramic and induction cooktops