BODY AND LID : Made from thicker gauge, best quality Aluminium Manganese Alloy Sheet for additional durability & hygiene. Thicker overall body cooks faster , saves fuel , prevents burning & sticking of food and de-shaping of Rim. 2. GASKET : ISI Marked food grade synthetic rubber gasket for better reliability, hygiene & longer life. 3. VENT WEIGHT AND VENT PIPE : Vent pipe, vent weight locking pins & spring all made of Stainless Steel to ensure longer life and better performance. 4. FERRULES : Stainless Steel Bush fitted and die-casted for life-long handle mounting. 5. HANDLES : Made from heat resistant , impact tolerant , finest quality bakelite. Stainless Steel Screw fitted wider lid handle bar and heavy duty side handle for easy lifting & handling of the pressure cooker. 6. ACCESSORIES : Handle mounting rod / screws, locking loop, screws, nuts & bolts made of Stainless Steel.