Cooker Body Stainless Steel Tri ply BodyType Outer lid pressure cooker 5 Litre Base Compatible with all types of heating sources 3 layer Body Stainless Steel 304 Aluminium 1050 Stainless Steel 430 TryPly Benefits Food Safety Durable Quick Even Heating Induction Ready Wear Resistant Safety Features Stainless Steel weight valve Gasket Release Vent system to release excess pressure Safety Plug whichmelts when pressure raises beyond safety level Convenience Ergonomic Durable CoolTouch and UserFriendly Handle