Men's size: 3XL / 52"-56" Chest Connelly's men's Classic neo vest is constructed with their extremely popular "V" back flex panel design that provides superior flexibility and adjusts to a wide range of body types. The front and back segmented sections deliver a vest that maximizes flexibility and comfort. Size Chest Circumference (in) 3XLarge 52-56 * U.S. Coast Guard Approved Neoprene vest Center zip with "V" back flex panel Segmented foam for increased mobility Two (2) hidden belts with side release buckles Oversized arm holes for easy entry/exit