This is a life jacket! Orders ordered by 12 pm on a weekday! Dash Island model. Automatic inflation type: automatically inflates Buoyancy: Buoyancy of 17.6 lbs (8.0 kg); Equipped with an initial buoyancy of 17.6 lbs (7.5 kg) after 24 hours set by the Ministry of Land, Infrastructure, Transport and Tourism. Not compatible with vessel inspection. All I sportarten life jackets are certified by the International Marine Association IACS. IACS International Association of Classification Societies