U.S. Coast Guard Approved Type III.Individually Sized - Also Available In Infant, Child, Youth Two 1-1/2” Belt/Buckle DesignHeavy duty zipper closurePVC foam construction1.5 Mm neoprene fabric outerFlex-Fit Insert, constructed of FUA fabric that stretches like spandex provides an improved fit.Wide arm holes offer freedom of movement. Infant and Child vest include leg strap and pop-up pillow with grab strap