PIP 305-HSVPFR hi vis self-extinguishing safety vests are tested to ASTM D6413 and meet ANSI Class 3 standards with FR 2” silver reflective material, which has a contrasting backing. The vest is made with polyester mesh material that has a treatment that helps prevent after-flame events. There are 2 lower inside pockets for basic storage needs and hook & loop closure in the front. This safety vest is not designed for use in an arc flash or flash fire event applications. The 305-HSVPFR vest is available in either orange or yellow color variations with sizes small through 5XL often in stock.