This product comes with ISI Certification. It has a strong and sturdy body- Pigeon aluminium pressure cookers are from best quality aluminium, confirming to IS21:1992. It has food grade rubber gasket – Pigeon gaskets are made from superior quality, food grade nitrile rubber confirming to IS:7466:1994. Equipped with best quality safety devices : weight valve, gasket release system, gasket vent release system, safety valve. Anti-deflecting bottom – increases thermal efficiency and cuts fuel costs. User friendly handles – they are ergonomically designed for better grip, comfort and convenience. Easy to handle, open and to close.