Universal application, for off-shore waters. With the patented SECUMAR CLICK-buckle the donning and doffing of the lifejacket is very easy, it is donned like a normal jacket.
The twin chambers offer a 100% redundancy in case of a defect in the standard upper buoyancy chamber. The lower chamber can be activated if necessary. The volume of the lower chamber has the same buoyancy as the upper chamber. It is not necessary to inflate extra air via the oral inflation valve.