Featuring 2" tone reflective tape pattern for optimum visibility, a zipper closure and 2 internal lower pockets., Intended for workers requiring the highest level of visibility, have high task loads and need to be visible throughout a full range of body motions., ANSI/ISEA 107 Class 3 vest , Sizing starts from a Medium and goes all the way to a 5X., Constructed out of a breathable polyester mesh,