GloWear 8315BA Breakaway Mesh Hi-Vis Safety Vest is ANSI/ISEA 107-2020, Type R Class 3 certified with 2" reflective tape for low-light visibility and features five-point breakaway for safety around snag hazards and moving parts. It is made of 100 percent polyester mesh with breakaway hook-and-loop on shoulders, sides and front for safety from snag hazards and moving parts. Lower interior pocket offers storage for cell phones, tablets, pens and more. Hook-and-loop closure allows easy on and off. Dual sizing allows a looser fit for wear over shirts, sweatshirts or jackets. Machine-washable vest is lightweight and highly visible for busy roadways, construction and transportation zones. 2X/3X size with 30" long center back fits chests up to 60" in diameter.