Made from Virgin Aluminium. Material Procured from No.1 Aluminium manufactuer Hindalco. Purity tested and approved by External Laboratory Capacity : 5 Ltr Lid type : Outer Lid. Base : Induction Base Thickness is 3.7mm for Uniform Heat distribution and avoids food burn at the bottom. Anti-Bulge Base and Highly durable. Shimmering Stainless Steel Look High Quality Whistle and Vent Tube. Virgin Nitrile Gasket - Does not transfer odour,colour,Taste to the Cooked Food. Specially Designed Handles with double Screws.Open and Close with ease. Lead Free Bismuth Safety Valve ISI Certified. 1 Years Warranty on Product and Lid Life Long Free Service