The hook and loop front closure also offers a comfortable fit during work and easy removal between shifts.The Ironwear 1284FR Mesh Safety Vest is made with 100% birdseye knit polyester mesh that is treated with flame-retardant properties to self-extinguish when caught on fire. The 2 in reflective tape wraps around the torso and over shoulders in a suspender pattern for high-visibility protection that meets ANSI/ISEA Class 2. For heavy soiling, gently spot clean with a mild soap.