Pyramex RVZ2210SEX4 Lumen X Class 2 Self-Extinguishing Safety Vest with Zipper, 4X-Large, Hi-Vis Lime Meets American National Standard for High Visibility Safety Apparel: ANSI /ISEA 107 - 2010 / Class 2 Level 2 High Vis self-extinguishing lightweight polyester mesh material ANSI compliant 2 inch silver reflective material with contrasting color trim Zipper front closure Chest pocket with hook and loop closure; deep and wide inside pocket