National Safety Apparel’s ultra-unique, lightweight shirts have received an upgrade. All-new FR Control 2.0 garments feature a beefed up 4.0 cal/cm² rating — high enough to reach Hazard Risk Category 1. It’s also infused with Spandex®, providing a stretchier and customized fit. The color has changed from khaki to a stylish navy blue. National Safety Apparel,, (800) 553-0672. Circle 269national-safety_300px.jpg