ProductName: Automatic/Manual inflatable LifeJacket Model Number: CQIF/III-150N Shell Material: 400DOxford Chamber Material: 210DNylon/0.11mmTPU Cylinder 33gCO2Cylinder Air Loss Loss<5%in24hours Place of Origin: Jiangsu, China Inflation Automatic/Manual Color : Navy ,Black Size: Adult Universal Certification: CE,ECM Usage: Water Sports, Fishing ,Marine, etc.