Product Description 
Life jackets are designed to provide full support for a person in the water, even if that person is unable to help themselves and is heavily heavily clothed. Without a lifejacket even good swimmers will have difficulty staying afloat in cold water because of the disabling effects of cold shock and cramp.
Lifejackets may be constructed from foam or other permanently buoyant material, or they may be inflatable or partially inflatable. Any lifejacket provided must be one that is suitable for the task in hand. It should be in good condition and correctly secured Ideally it will be provided With a crotch strap in order to maintain it in the correct position.