The Reactor Vest offers incredible lumbar support that will keep you skiing all day. Soft and comfortable with a 100% polyester lining, this vest is made from closed-cell PVC marine foam and a coated nylon shell. Segmented foam core and anatomical flex points keep you moving freely. Features concealed dual belt system with quick-release buckles and heavy-duty zipper. USCG approved. Chest sizes: 4(30″-33″), 6(33″-36″), 8(36″-39″), 10(39″-42″), 12(42″-45″). Vest lengths: 4(19-1/2″), 6(20″), 8(22″), 10(22-1/2″), 12(23″). Quick-release buckles USCG approved Women’s Reactor Life Jacket – Navy – 12 in Navy Blue.