Featuring a compact design and proven in water performance, the VIKING YouSafe™ Essence SOLAS lifejacket is a great basic lifejacket choice for commercial cargo ships, passenger vessels and offshore applications. Design features. Designed to minimize the storage dimensions. Easy repacking for crew. Great in-water performance with a main body and. head-support buoyancy panel. Single front buckle system and a separate. crotch strap ensures swift and easy donning. and a subsequent good fit for the wearer. Whistle, buddy line and lifting strap included. Prepared for light (attached or integrated*). Option for print, i.e. ”name of vessel, cabin number”