Marine Merchant Floatation Vest is a deluxe PFD (personal floatation device) that is designed to turn most unconscious wearers face up in case of over board accidents with the foam-filled collar for additional head support and two chest adjusters for improved floatation angle. The water safety vest for merchant vessel workers is made of a heavy duty 210 denier nylon shell and lining with 62 sq, in of 3M Scothclite reflective material SOLAS grade 6755 on panels and collar. It also features a special opening on the back to accommodate most brands of fall protection harnesses. It also brings a USSCG grade approved whistle with pocket for light storage. Come in a universal and internationally recognized Orange color. USCG approved, TYPE 1 PFD.